diff --git a/src/app/Router.js b/src/app/Router.js
index 37bd2305..1bac3386 100644
--- a/src/app/Router.js
+++ b/src/app/Router.js
@@ -1,7 +1,5 @@
 import Persist from './stores/Persist';
-import ReactGA from 'react-ga';
 
-ReactGA.initialize('UA-55840909-18');
 let standalone = undefined;
 
 /**
@@ -259,16 +257,6 @@ Route.prototype.match = function(path, params) {
  * @param  {string} path Path to track
  */
 function gaTrack(path) {
-  const match = path.match(/\/outfit\/(.*)(\?code=.*)/);
-  if (match) {
-    if (match[1]) {
-      ReactGA.ga('set', 'contentGroup1', match[1]);
-    }
-    if (match[2]) {
-      ReactGA.ga('set', 'contentGroup2', match[2]);
-    }
-  }
-  ReactGA.pageview(path);
   const _paq = window._paq || [];
   _paq.push(['trackPageView']);
 }
diff --git a/src/app/components/AvailableModulesMenu.jsx b/src/app/components/AvailableModulesMenu.jsx
index b3fda06f..94cd0e23 100644
--- a/src/app/components/AvailableModulesMenu.jsx
+++ b/src/app/components/AvailableModulesMenu.jsx
@@ -126,7 +126,7 @@ export default class AvailableModulesMenu extends TranslatedComponent {
     onSelect: PropTypes.func.isRequired,
     diffDetails: PropTypes.func,
     m: PropTypes.object,
-    shipMass: PropTypes.number,
+    ship: PropTypes.object.isRequired,
     warning: PropTypes.func,
     firstSlotId: PropTypes.string,
     lastSlotId: PropTypes.string,
@@ -134,10 +134,6 @@ export default class AvailableModulesMenu extends TranslatedComponent {
     slotDiv: PropTypes.object
   };
 
-  static defaultProps = {
-    shipMass: 0
-  };
-
   /**
    * Constructor
    * @param  {Object} props   React Component properties
@@ -159,15 +155,15 @@ export default class AvailableModulesMenu extends TranslatedComponent {
    */
   _initState(props, context) {
     let translate = context.language.translate;
-    let { m, warning, shipMass, onSelect, modules, firstSlotId, lastSlotId } = props;
+    let { m, warning, onSelect, modules, ship } = props;
     let list, currentGroup;
 
     let buildGroup = this._buildGroup.bind(
       this,
+      ship,
       translate,
       m,
       warning,
-      shipMass - (m && m.mass ? m.mass : 0),
       (m, event) => {
         this._hideDiff(event);
         onSelect(m);
@@ -255,18 +251,16 @@ export default class AvailableModulesMenu extends TranslatedComponent {
 
   /**
    * Generate React Components for Module Group
+   * @param  {Ship} ship            Ship the selection is for
    * @param  {Function} translate   Translate function
    * @param  {Object} mountedModule Mounted Module
    * @param  {Function} warningFunc Warning function
-   * @param  {number} mass          Mass
    * @param  {function} onSelect    Select/Mount callback
    * @param  {string} grp           Group name
    * @param  {Array} modules        Available modules
-   * @param  {string} firstSlotId   id of first slot item
-   * @param  {string} lastSlotId    id of last slot item
    * @return {React.Component}      Available Module Group contents
    */
-  _buildGroup(translate, mountedModule, warningFunc, mass, onSelect, grp, modules, firstSlotId, lastSlotId) {
+  _buildGroup(ship, translate, mountedModule, warningFunc, onSelect, grp, modules) {
     let prevClass = null, prevRating = null, prevName;
     let elems = [];
 
@@ -287,10 +281,11 @@ export default class AvailableModulesMenu extends TranslatedComponent {
       prevName = m.name;
       if (ModuleUtils.isShieldGenerator(m.grp)) {
         // Shield generators care about maximum hull mass
-        disabled = mass > m.maxmass;
-      } else if (m.maxmass) {
-        // Thrusters care about total mass
-        disabled = mass + m.mass > m.maxmass;
+        disabled = ship.hullMass > m.maxmass;
+      // If the mounted module is experimental as well, we can replace it so
+      // the maximum does not apply
+      } else if (m.experimental && (!mountedModule || !mountedModule.experimental)) {
+        disabled = 4 <= ship.hardpoints.filter(o => o.m && o.m.experimental).length;
       }
       let active = mountedModule && mountedModule.id === m.id;
       let classes = cn(m.name ? 'lc' : 'c', {
diff --git a/src/app/components/HardpointSlot.jsx b/src/app/components/HardpointSlot.jsx
index 856b01a8..1833d7d4 100644
--- a/src/app/components/HardpointSlot.jsx
+++ b/src/app/components/HardpointSlot.jsx
@@ -104,10 +104,10 @@ export default class HardpointSlot extends Slot {
                                 onMouseOut={tooltip.bind(null, null)}>{translate('shotdmg')}: {formats.round1(m.getDamage())}</div> : null}
           {m.getEps() ? <div className={'l'} onMouseOver={termtip.bind(null, m.getClip() ? 'epsseps' : 'eps')}
                              onMouseOut={tooltip.bind(null, null)}>{translate('EPS')}: {formats.round1(m.getEps())}{u.MW} {m.getClip() ?
-            <span>({formats.round1((m.getClip() * m.getEps() / m.getRoF()) / ((m.getClip() / m.getRoF()) + m.getReload()))}{u.MW})</span> : null}</div> : null}
+            <span>({formats.round1(m.getEps() / m.getDps() * m.getSDps())}{u.MW})</span> : null}</div> : null}
           {m.getHps() ? <div className={'l'} onMouseOver={termtip.bind(null, m.getClip() ? 'hpsshps' : 'hps')}
                              onMouseOut={tooltip.bind(null, null)}>{translate('HPS')}: {formats.round1(m.getHps())} {m.getClip() ?
-            <span>({formats.round1((m.getClip() * m.getHps() / m.getRoF()) / ((m.getClip() / m.getRoF()) + m.getReload()))})</span> : null}</div> : null}
+            <span>({formats.round1(m.getHps() / m.getDps() * m.getSDps())})</span> : null}</div> : null}
           {m.getDps() && m.getEps() ? <div className={'l'} onMouseOver={termtip.bind(null, 'dpe')}
                                            onMouseOut={tooltip.bind(null, null)}>{translate('DPE')}: {formats.f1(m.getDps() / m.getEps())}</div> : null}
           {m.getRoF() ? <div className={'l'} onMouseOver={termtip.bind(null, 'rof')}
diff --git a/src/app/components/HardpointSlotSection.jsx b/src/app/components/HardpointSlotSection.jsx
index 49397390..6a5ecdfa 100644
--- a/src/app/components/HardpointSlotSection.jsx
+++ b/src/app/components/HardpointSlotSection.jsx
@@ -157,10 +157,6 @@ export default class HardpointSlotSection extends SlotSection {
       <ul>
         <li className='lc' tabIndex='0' onClick={_fill.bind(this, 'nl', 'F')} onKeyDown={this._keyDown} ref={smRef => this.sectionRefArr['nl-F'] = smRef}>{translate('nl')}</li>
       </ul>
-      <div className='select-group cap'>{translate('ggc')}</div>
-      <ul>
-        <li className='lc' tabIndex='0' onClick={_fill.bind(this, 'ggc', 'F')} onKeyDown={this._keyDown} ref={smRef => this.sectionRefArr['ggc-F'] = smRef}>{translate('ggc')}</li>
-      </ul>
       <div className='select-group cap'>{translate('rfl')}</div>
       <ul>
         <li className='c' tabIndex='0' onClick={_fill.bind(this, 'rfl', 'F')} onKeyDown={this._keyDown} ref={smRef => this.sectionRefArr['rfl-F'] = smRef}><MountFixed className='lg'/></li>
diff --git a/src/app/components/Modification.jsx b/src/app/components/Modification.jsx
index b5abd6f7..28421a86 100644
--- a/src/app/components/Modification.jsx
+++ b/src/app/components/Modification.jsx
@@ -3,7 +3,8 @@ import PropTypes from 'prop-types';
 import TranslatedComponent from './TranslatedComponent';
 import cn from 'classnames';
 import NumberEditor from 'react-number-editor';
-import { isValueBeneficial } from '../utils/BlueprintFunctions';
+import { isChangeValueBeneficial } from '../utils/BlueprintFunctions';
+import { Modifications } from 'coriolis-data/dist';
 
 /**
  * Modification
@@ -79,6 +80,7 @@ export default class Modification extends TranslatedComponent {
     let { translate, formats, units } = this.context.language;
     let { m, name } = this.props;
     let modValue = m.getChange(name);
+    let isOverwrite = Modifications.modifications[name].method === 'overwrite';
 
     if (name === 'damagedist') {
       // We don't show damage distribution
@@ -117,10 +119,10 @@ export default class Modification extends TranslatedComponent {
               </td>
               <td style={{ textAlign: 'center' }} className={
                 modValue ?
-                  isValueBeneficial(name, modValue) ? 'secondary' : 'warning' :
+                  isChangeValueBeneficial(name, modValue) ? 'secondary' : 'warning' :
                   ''
               }>
-                {formats.f2(modValue / 100) || 0}%
+                {formats.f2(modValue / 100) || 0}{isOverwrite ? '' : '%'}
               </td>
             </tr>
           </tbody>
diff --git a/src/app/components/ShipSummaryTable.jsx b/src/app/components/ShipSummaryTable.jsx
index 176fc12e..ea6e9f1b 100644
--- a/src/app/components/ShipSummaryTable.jsx
+++ b/src/app/components/ShipSummaryTable.jsx
@@ -50,6 +50,7 @@ export default class ShipSummaryTable extends TranslatedComponent {
     const speedTooltip = canThrust ? 'TT_SUMMARY_SPEED' : 'TT_SUMMARY_SPEED_NONFUNCTIONAL';
     const canBoost = ship.canBoost(cargo, ship.fuelCapacity);
     const boostTooltip = canBoost ? 'TT_SUMMARY_BOOST' : canThrust ? 'TT_SUMMARY_BOOST_NONFUNCTIONAL' : 'TT_SUMMARY_SPEED_NONFUNCTIONAL';
+    const canJump = ship.getSlotStatus(ship.standard[2]) == 3;
     const sgMetrics = Calc.shieldMetrics(ship, pips.sys);
     const shipBoost = canBoost ?  Calc.calcBoost(ship) : 'No Boost';
     const restingHeat = Math.sqrt(((ship.standard[0].m.pgen * ship.standard[0].m.eff) / ship.heatCapacity) / 0.2);
@@ -71,7 +72,7 @@ export default class ShipSummaryTable extends TranslatedComponent {
               <tr className='main'>
                 <th rowSpan={2} className={ cn({ 'bg-warning-disabled': !canThrust }) }>{translate('speed')}</th>
                 <th rowSpan={2} className={ cn({ 'bg-warning-disabled': !canBoost }) }>{translate('boost')}</th>
-                <th colSpan={5}>{translate('jump range')}</th>
+                <th colSpan={5} className={ cn({ 'bg-warning-disabled': !canJump }) }>{translate('jump range')}</th>
                 <th rowSpan={2}>{translate('shield')}</th>
                 <th rowSpan={2}>{translate('integrity')}</th>
                 <th rowSpan={2}>{translate('DPS')}</th>
@@ -89,11 +90,11 @@ export default class ShipSummaryTable extends TranslatedComponent {
                 <th rowSpan={2}>{translate('resting heat (Beta)')}</th>
               </tr>
               <tr>
-                <th className='lft'>{translate('max')}</th>
-                <th>{translate('unladen')}</th>
-                <th>{translate('laden')}</th>
-                <th>{translate('total unladen')}</th>
-                <th>{translate('total laden')}</th>
+                <th className={ cn({ 'lft': true, 'bg-warning-disabled': !canJump }) }>{translate('max')}</th>
+                <th className={ cn({ 'bg-warning-disabled': !canJump }) }>{translate('unladen')}</th>
+                <th className={ cn({ 'bg-warning-disabled': !canJump }) }>{translate('laden')}</th>
+                <th className={ cn({ 'bg-warning-disabled': !canJump }) }>{translate('total unladen')}</th>
+                <th className={ cn({ 'bg-warning-disabled': !canJump }) }>{translate('total laden')}</th>
                 <th className='lft'>{translate('hull')}</th>
                 <th>{translate('unladen')}</th>
                 <th>{translate('laden')}</th>
@@ -103,11 +104,11 @@ export default class ShipSummaryTable extends TranslatedComponent {
               <tr>
                 <td onMouseEnter={termtip.bind(null, speedTooltip, { cap: 0 })} onMouseLeave={hide}>{ canThrust ? <span>{int(ship.calcSpeed(4, ship.fuelCapacity, 0, false))}{u['m/s']}</span> : <span className='warning'>0 <Warning/></span> }</td>
                 <td onMouseEnter={termtip.bind(null, boostTooltip, { cap: 0 })} onMouseLeave={hide}>{ canBoost ? <span>{int(ship.calcSpeed(4, ship.fuelCapacity, 0, true))}{u['m/s']}</span> : <span className='warning'>0 <Warning/></span> }</td>
-                <td><span onMouseEnter={termtip.bind(null, 'TT_SUMMARY_MAX_SINGLE_JUMP', { cap: 0 })} onMouseLeave={hide}>{f2(Calc.jumpRange(ship.unladenMass + ship.standard[2].m.getMaxFuelPerJump(), ship.standard[2].m, ship.standard[2].m.getMaxFuelPerJump(), ship))}{u.LY}</span></td>
-                <td><span onMouseEnter={termtip.bind(null, 'TT_SUMMARY_UNLADEN_SINGLE_JUMP', { cap: 0 })} onMouseLeave={hide}>{f2(Calc.jumpRange(ship.unladenMass + ship.fuelCapacity, ship.standard[2].m, ship.fuelCapacity, ship))}{u.LY}</span></td>
-                <td><span onMouseEnter={termtip.bind(null, 'TT_SUMMARY_LADEN_SINGLE_JUMP', { cap: 0 })} onMouseLeave={hide}>{f2(Calc.jumpRange(ship.unladenMass + ship.fuelCapacity + ship.cargoCapacity, ship.standard[2].m, ship.fuelCapacity, ship))}{u.LY}</span></td>
-                <td onMouseEnter={termtip.bind(null, 'TT_SUMMARY_UNLADEN_TOTAL_JUMP', { cap: 0 })} onMouseLeave={hide}>{f2(Calc.totalJumpRange(ship.unladenMass + ship.fuelCapacity, ship.standard[2].m, ship.fuelCapacity, ship))}{u.LY}</td>
-                <td onMouseEnter={termtip.bind(null, 'TT_SUMMARY_LADEN_TOTAL_JUMP', { cap: 0 })} onMouseLeave={hide}>{f2(Calc.totalJumpRange(ship.unladenMass + ship.fuelCapacity + ship.cargoCapacity, ship.standard[2].m, ship.fuelCapacity, ship))}{u.LY}</td>
+                <td onMouseEnter={termtip.bind(null, 'TT_SUMMARY_MAX_SINGLE_JUMP', { cap: 0 })} onMouseLeave={hide}>{ canJump ? <span>{ f2(Calc.jumpRange(ship.unladenMass + ship.standard[2].m.getMaxFuelPerJump(), ship.standard[2].m, ship.standard[2].m.getMaxFuelPerJump(), ship))}{u.LY}</span> : <span className='warning'>0 <Warning/></span> }</td>
+                <td onMouseEnter={termtip.bind(null, 'TT_SUMMARY_UNLADEN_SINGLE_JUMP', { cap: 0 })} onMouseLeave={hide}>{ canJump ? <span>{f2(Calc.jumpRange(ship.unladenMass + ship.fuelCapacity, ship.standard[2].m, ship.fuelCapacity, ship))}{u.LY}</span> : <span className='warning'>0 <Warning/></span> }</td>
+                <td onMouseEnter={termtip.bind(null, 'TT_SUMMARY_LADEN_SINGLE_JUMP', { cap: 0 })} onMouseLeave={hide}>{ canJump ? <span>{f2(Calc.jumpRange(ship.unladenMass + ship.fuelCapacity + ship.cargoCapacity, ship.standard[2].m, ship.fuelCapacity, ship))}{u.LY}</span> : <span className='warning'>0 <Warning/></span> }</td>
+                <td onMouseEnter={termtip.bind(null, 'TT_SUMMARY_UNLADEN_TOTAL_JUMP', { cap: 0 })} onMouseLeave={hide}>{ canJump ? <span>{f2(Calc.totalJumpRange(ship.unladenMass + ship.fuelCapacity, ship.standard[2].m, ship.fuelCapacity, ship))}{u.LY}</span> : <span className='warning'>0 <Warning/></span> }</td>
+                <td onMouseEnter={termtip.bind(null, 'TT_SUMMARY_LADEN_TOTAL_JUMP', { cap: 0 })} onMouseLeave={hide}>{ canJump ? <span>{f2(Calc.totalJumpRange(ship.unladenMass + ship.fuelCapacity + ship.cargoCapacity, ship.standard[2].m, ship.fuelCapacity, ship))}{u.LY}</span> : <span className='warning'>0 <Warning/></span> }</td>
                 <td className={sgClassNames} onMouseEnter={termtip.bind(null, sgTooltip, { cap: 0 })} onMouseLeave={hide}>{int(ship.shield)}{u.MJ}</td>
                 <td onMouseEnter={termtip.bind(null, 'TT_SUMMARY_INTEGRITY', { cap: 0 })} onMouseLeave={hide}>{int(ship.armour)}</td>
                 <td onMouseEnter={termtip.bind(null, 'TT_SUMMARY_DPS', { cap: 0 })} onMouseLeave={hide}>{f1(ship.totalDps)}</td>
diff --git a/src/app/components/Slot.jsx b/src/app/components/Slot.jsx
index 8bd080ec..8c04dbab 100644
--- a/src/app/components/Slot.jsx
+++ b/src/app/components/Slot.jsx
@@ -127,8 +127,8 @@ export default class Slot extends TranslatedComponent {
         menu = <AvailableModulesMenu
           className={this._getClassNames()}
           modules={availableModules()}
-          shipMass={ship.hullMass}
           m={m}
+          ship={ship}
           onSelect={onSelect}
           warning={warning}
           diffDetails={diffDetails.bind(ship, this.context.language)}
diff --git a/src/app/components/SlotSection.jsx b/src/app/components/SlotSection.jsx
index 341fce36..55d1a7c0 100644
--- a/src/app/components/SlotSection.jsx
+++ b/src/app/components/SlotSection.jsx
@@ -195,6 +195,15 @@ export default class SlotSection extends TranslatedComponent {
         if (targetSlot && canMount(this.props.ship, targetSlot, m.grp, m.class)) {
           const mCopy = m.clone();
           this.props.ship.use(targetSlot, mCopy, false);
+          let experimentalNum = this.props.ship.hardpoints
+            .filter(s => s.m && s.m.experimental).length;
+          // Remove the module on the last slot if we now exceed the number of
+          // experimentals allowed
+          if (m.experimental && 4 < experimentalNum) {
+            this.props.ship.updateStats(originSlot, null, originSlot.m);
+            originSlot.m = null;  // Empty the slot
+            originSlot.discountedCost = 0;
+          }
           // Copy power info
           targetSlot.enabled = originSlot.enabled;
           targetSlot.priority = originSlot.priority;
diff --git a/src/app/components/StandardSlot.jsx b/src/app/components/StandardSlot.jsx
index 54ce4733..1e810982 100644
--- a/src/app/components/StandardSlot.jsx
+++ b/src/app/components/StandardSlot.jsx
@@ -109,8 +109,8 @@ export default class StandardSlot extends TranslatedComponent {
         menu = <AvailableModulesMenu
           className='standard'
           modules={modules}
-          shipMass={ModuleUtils.isShieldGenerator(m.grp) ? ship.hullMass : ship.unladenMass}
           m={m}
+          ship={ship}
           onSelect={onSelect}
           warning={warning}
           diffDetails={diffDetails.bind(ship, this.context.language)}
diff --git a/src/app/i18n/cn.json b/src/app/i18n/cn.json
index df94e4e0..ccbc4e0f 100644
--- a/src/app/i18n/cn.json
+++ b/src/app/i18n/cn.json
@@ -366,7 +366,7 @@
   "permalink": "分享",
   "URL": "链接",
   "shortened": "短链接",
-  "fastest range": "最长距离",
+  "farthest range": "最长距离",
   "Sustained DPS": "持续DPS",
   "build": "配置名",
   "thrusters": "推进器",
diff --git a/src/app/i18n/fr.json b/src/app/i18n/fr.json
index cba354d0..411d491c 100644
--- a/src/app/i18n/fr.json
+++ b/src/app/i18n/fr.json
@@ -59,7 +59,7 @@
     "empty all": "vide tout",
     "Enter Name": "Entrer nom",
     "Explorer": "explorateur",
-    "fastest range": "gamme la plus rapide",
+    "farthest range": "gamme la plus rapide",
     "fuel": "carburant",
     "fuel level": "niveau de carburant",
     "full tank": "Réservoir plein",
diff --git a/src/app/i18n/ru.json b/src/app/i18n/ru.json
index cb7584d8..b3edcff0 100644
--- a/src/app/i18n/ru.json
+++ b/src/app/i18n/ru.json
@@ -299,7 +299,7 @@
     "edit data": "Редактирование",
     "empty all": "пусто все",
     "Enter Name": "Введите имя",
-    "fastest range": "быстрый диапазон",
+    "farthest range": "быстрый диапазон",
     "fuel level": "уровень топлива",
     "full tank": "Полный бак",
     "internal compartments": "внутренние отсеки",
diff --git a/src/app/shipyard/Calculations.js b/src/app/shipyard/Calculations.js
index dd381127..8159fcac 100644
--- a/src/app/shipyard/Calculations.js
+++ b/src/app/shipyard/Calculations.js
@@ -15,7 +15,7 @@ export function jumpRange(mass, fsd, fuel, ship) {
   let jumpAddition = 0;
   if (ship) {
     for (const module of ship.internal) {
-      if (module && module.m && module.m.grp === 'gfsb') {
+      if (module && module.m && module.m.grp === 'gfsb' && ship.getSlotStatus(module) == 3) {
         jumpAddition += module.m.getJumpBoost();
       }
     }
@@ -1014,7 +1014,10 @@ export function timeToDrainWep(ship, wep) {
  */
 export function timeToDeplete(amount, dps, eps, capacity, recharge) {
   const drainPerSecond = eps - recharge;
-  if (drainPerSecond <= 0) {
+  // If there is nothing to remove, we're don instantly
+  if (!amount) {
+    return 0;
+  } if (drainPerSecond <= 0) {
     // Simple result
     return amount / dps;
   } else {
diff --git a/src/app/shipyard/Constants.js b/src/app/shipyard/Constants.js
index e21427fb..b89640ea 100755
--- a/src/app/shipyard/Constants.js
+++ b/src/app/shipyard/Constants.js
@@ -207,7 +207,7 @@ export const ShipFacets = [
     i: 9
   },
   {                   // 10
-    title: 'fastest range',
+    title: 'farthest range',
     props: ['unladenFastestRange', 'ladenFastestRange'],
     lbls: ['unladen', 'laden'],
     unit: 'LY',
diff --git a/src/app/shipyard/Module.js b/src/app/shipyard/Module.js
index 8efd1bb4..6592c34c 100755
--- a/src/app/shipyard/Module.js
+++ b/src/app/shipyard/Module.js
@@ -59,14 +59,7 @@ export default class Module {
         } else if (modification.method === 'overwrite') {
           result = modifierActions[name];
         } else {
-          // rate of fire is special, as it's really burst interval.  Handle that here
-          let mod = null;
-          if (name === 'rof') {
-            mod = 1 / (1 + modifierActions[name]) - 1;
-          } else {
-            mod = modifierActions[name];
-          }
-          result = (((1 + result / multiplier) * (1 + mod)) - 1) * multiplier;
+          result = (((1 + result / multiplier) * (1 + modifierActions[name])) - 1) * multiplier;
         }
       }
     }
@@ -105,13 +98,6 @@ export default class Module {
         } else if (modification.method === 'overwrite') {
           value = null;
         } else {
-          // rate of fire is special, as it's really burst interval.  Handle that here
-          let mod = null;
-          if (name === 'rof') {
-            mod = 1 / (1 + modifierActions[name]) - 1;
-          } else {
-            mod = modifierActions[name];
-          }
           value = ((value / 10000 + 1) / (1 + mod) - 1) * 10000;
         }
       }
@@ -131,6 +117,13 @@ export default class Module {
    * @return {Number} The value queried
    */
   get(name, modified = true) {
+    if (name == 'rof' && isNaN(this[name])) {
+      let fireint = this['fireint'];
+      if (!isNaN(fireint)) {
+        this['rof'] = 1 / fireint;
+      }
+    }
+
     let val;
     if (modified) {
       val = this._getModifiedValue(name);
@@ -166,14 +159,20 @@ export default class Module {
       modValue = value - baseValue;
     } else if (name === 'shieldboost' || name === 'hullboost') {
       modValue = (1 + value) / (1 + baseValue) - 1;
+    } else if (name === 'rof') {
+      let burst = this.get('burst', true) || 1;
+      let burstInt = 1 / (this.get('burstrof', true) / 1);
+
+      let interval = burst / value;
+      let newFireint = (interval - (burst - 1) * burstInt);
+      modValue = newFireint / this['fireint'] - 1;
     } else { // multiplicative
       modValue = baseValue == 0 ? 0 : value / baseValue - 1;
     }
 
     if (modification.type === 'percentage') {
       modValue = modValue * 10000;
-    } else if (modification.type === 'numeric' && name !== 'burst' &&
-      name !== 'burstrof') {
+    } else if (modification.type === 'numeric') {
       modValue = modValue * 100;
     }
 
@@ -191,7 +190,14 @@ export default class Module {
    */
   getPretty(name, modified = true, places = 2) {
     const formattingOptions = STATS_FORMATTING[name];
-    let val = this.get(name, modified) || 0;
+    let val;
+    if (formattingOptions && formattingOptions.synthetic) {
+      val = (this[formattingOptions.synthetic]).call(this, modified);
+    } else {
+      val = this.get(name, modified);
+    }
+    val = val || 0;
+
     if (formattingOptions && formattingOptions.format.startsWith('pct')) {
       return 100 * val;
     }
@@ -250,12 +256,17 @@ export default class Module {
           } else if (name === 'shieldboost' || name === 'hullboost') {
             result = (1 + result) * (1 + modValue) - 1;
           } else {
+            // Rate of fire modifiers are special as they actually are modifiers
+            // for fire interval. Translate them accordingly here:
+            if (name == 'rof') {
+              modValue = 1 / (1 + modValue) - 1;
+            }
             result = result * (1 + modValue);
           }
-        } else if (name === 'burstrof') {
+        } else if (name === 'burstrof' || name === 'burst') {
           // Burst and burst rate of fire are special, as it can not exist but
           // have a modification
-          result = modValue / 100;
+          result = modValue;
         }
       }
     }
@@ -277,11 +288,7 @@ export default class Module {
   formatModifiedValue(name, language, unit, val) {
     const formattingOptions = STATS_FORMATTING[name];
     if (val === undefined) {
-      if (formattingOptions && formattingOptions.synthetic) {
-        val = (this[formattingOptions.synthetic]).call(this, true);
-      } else {
-        val = this._getModifiedValue(name);
-      }
+      val = this.getPretty(name, true);
     }
 
     val = val || 0;
@@ -351,14 +358,18 @@ export default class Module {
 
     if (formattingOptions && formattingOptions.change) {
       let changeFormatting = formattingOptions.change;
-      let baseVal = this[name];
+      let baseVal = this[name] || 0;
       let absVal = this._getModifiedValue(name);
       if (changeFormatting === 'additive') {
         val = absVal - baseVal;
       } else if (changeFormatting === 'multiplicative') {
         val = absVal / baseVal - 1;
       }
-      val *= 10000;
+      if (Modifications.modifications[name].method === 'overwrite') {
+        val *= 100;
+      } else {
+        val *= 10000;
+      }
     }
     return val;
   }
@@ -813,15 +824,21 @@ export default class Module {
    */
   getSDps(modified = true) {
     let dps = this.getDps(modified);
-    if (this.getClip(modified)) {
-      let clipSize = this.getClip(modified);
+    let clipSize = this.getClip(modified);
+    if (clipSize) {
       // If auto-loader is applied, effective clip size will be nearly doubled
       // as you get one reload for every two shots fired.
       if (this.blueprint && this.blueprint.special && this.blueprint.special.edname === 'special_auto_loader' && modified) {
         clipSize += clipSize - 1;
       }
-      let timeToDeplete = clipSize / this.getRoF(modified);
-      return dps * timeToDeplete / (timeToDeplete + this.getReload(modified));
+
+      let burstSize = this.get('burst', modified) || 1;
+      let rof = this.getRoF(modified);
+      // rof averages burstfire + pause until next interval but for sustained
+      // rof we need to take another burst without pause into account
+      let burstOverhead = (burstSize - 1) / (this.get('burstrof', modified) || 1);
+      let srof = clipSize / ((clipSize - burstSize) / rof + burstOverhead + this.getReload(modified));
+      return dps * srof / rof;
     } else {
       return dps;
     }
diff --git a/src/app/shipyard/StatsFormatting.js b/src/app/shipyard/StatsFormatting.js
index 3cbb66fd..805a33b2 100644
--- a/src/app/shipyard/StatsFormatting.js
+++ b/src/app/shipyard/StatsFormatting.js
@@ -26,8 +26,8 @@ export const STATS_FORMATTING = {
   'ammo': { 'format': 'int', },
   'boot': { 'format': 'int', 'unit': 'secs' },
   'brokenregen': { 'format': 'round1', 'unit': 'ps' },
-  'burst': { 'format': 'int' },
-  'burstrof': { 'format': 'round1', 'unit': 'ps' },
+  'burst': { 'format': 'int', 'change': 'additive' },
+  'burstrof': { 'format': 'round1', 'unit': 'ps', 'change': 'additive' },
   'causres': { 'format': 'pct' },
   'clip': { 'format': 'int' },
   'damage': { 'format': 'round' },
@@ -61,7 +61,7 @@ export const STATS_FORMATTING = {
   'ranget': { 'format': 'f1', 'unit': 's' },
   'regen': { 'format': 'round1', 'unit': 'ps' },
   'reload': { 'format': 'int', 'unit': 's' },
-  'rof': { 'format': 'round1', 'unit': 'ps' },
+  'rof': { 'format': 'round1', 'unit': 'ps', 'synthetic': 'getRoF', 'higherbetter': true },
   'angle': { 'format': 'round1', 'unit': 'ang' },
   'scanrate': { 'format': 'int' },
   'scantime': { 'format': 'round1', 'unit': 's' },
diff --git a/src/app/utils/BlueprintFunctions.js b/src/app/utils/BlueprintFunctions.js
index 93f26a14..8fbe2fb4 100644
--- a/src/app/utils/BlueprintFunctions.js
+++ b/src/app/utils/BlueprintFunctions.js
@@ -1,5 +1,6 @@
 import React from 'react';
 import { Modifications } from 'coriolis-data/dist';
+import { STATS_FORMATTING } from '../shipyard/StatsFormatting';
 
 /**
  * Generate a tooltip with details of a blueprint's specials
@@ -280,6 +281,25 @@ export function isValueBeneficial(feature, value) {
   }
 }
 
+/**
+ * Is the change as shown beneficial?
+ * @param {string} feature The name of the feature
+ * @param {number} value The value of the feature as percentage change
+ * @returns True if the value is beneficial
+ */
+export function isChangeValueBeneficial(feature, value) {
+  let changeHigherBetter = STATS_FORMATTING[feature].higherbetter;
+  if (changeHigherBetter === undefined) {
+    return isValueBeneficial(feature, value);
+  }
+
+  if (changeHigherBetter) {
+    return value > 0;
+  } else {
+    return value < 0;
+  }
+}
+
 /**
  * Get a blueprint with a given name and an optional module
  * @param   {string} name    The name of the blueprint
diff --git a/src/index.ejs b/src/index.ejs
index 37381f38..ddaada89 100644
--- a/src/index.ejs
+++ b/src/index.ejs
@@ -32,15 +32,6 @@
       window.CORIOLIS_DATE = '<%- htmlWebpackPlugin.options.date.toISOString().slice(0, 10)  %>';
       window.BUGSNAG_VERSION = '<%- htmlWebpackPlugin.options.version + '-' + htmlWebpackPlugin.options.date.toISOString()  %>';
     </script>
-    <% if (htmlWebpackPlugin.options.uaTracking) { %>
-      <script>
-      window.ga=window.ga||function(){(ga.q=ga.q||[]).push(arguments)};ga.l=+new Date;
-      ga('create', '<%- htmlWebpackPlugin.options.uaTracking %>', 'auto');
-      ga('send', 'pageview');
-    </script>
-      <script async src='https://www.google-analytics.com/analytics.js'></script>
-      <% } %>
-
     <!-- Matomo -->
     <script type="text/javascript">
       var _paq = window._paq || [];
diff --git a/src/sw.js b/src/sw.js
index 9a724691..4b7bb5c7 100644
--- a/src/sw.js
+++ b/src/sw.js
@@ -7,8 +7,8 @@ if (workbox) {
   workbox.routing.registerNavigationRoute('/index.html');
 
   workbox.routing.registerRoute(
-    new RegExp('/(.*?)'),
-    workbox.strategies.staleWhileRevalidate({
+    /\.(?:png|jpg|jpeg|svg|gif)$/,
+    new workbox.strategies.CacheFirst({
       plugins: [
         new workbox.cacheableResponse.Plugin({
           statuses: [0, 200]
@@ -17,9 +17,16 @@ if (workbox) {
     })
   );
 
+  workbox.routing.registerRoute(
+    /\.(?:js|css)$/,
+    new workbox.strategies.StaleWhileRevalidate({
+      cacheName: 'static-resources',
+    })
+  );
+
   workbox.routing.registerRoute(
     new RegExp('https://fonts.(?:googleapis|gstatic).com/(.*)'),
-    workbox.strategies.cacheFirst({
+    new workbox.strategies.CacheFirst({
       cacheName: 'google-fonts',
       plugins: [
         new workbox.expiration.Plugin({
@@ -31,12 +38,6 @@ if (workbox) {
       ]
     })
   );
-
-  try {
-    workbox.googleAnalytics.initialize();
-  } catch (e) {
-    console.log('Probably an ad-blocker');
-  }
 } else {
   console.log('Boo! Workbox didn\'t load 😬');
 }