diff --git a/.gitignore b/.gitignore
index 689cc3240..fa8a9151f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ builds/
 notes.txt
 app/.DS_Store
 development/bundle.js
+builds.zip
diff --git a/CHANGELOG.md b/CHANGELOG.md
index bf5255497..95f9174eb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Current Master
 
+- Transaction history now has a hard limit.
+- Added info link on account screen that visits Etherscan.
+
 ## 2.9.0 2016-08-22
 
 - Added ShapeShift to the transaction history
diff --git a/app/scripts/lib/config-manager.js b/app/scripts/lib/config-manager.js
index 6f5cb3a4a..4d270bcdb 100644
--- a/app/scripts/lib/config-manager.js
+++ b/app/scripts/lib/config-manager.js
@@ -5,6 +5,7 @@ const rp = require('request-promise')
 
 const TESTNET_RPC = MetamaskConfig.network.testnet
 const MAINNET_RPC = MetamaskConfig.network.mainnet
+const txLimit = 40
 
 /* The config-manager is a convenience object
  * wrapping a pojo-migrator.
@@ -15,6 +16,8 @@ const MAINNET_RPC = MetamaskConfig.network.mainnet
  */
 module.exports = ConfigManager
 function ConfigManager (opts) {
+  this.txLimit = txLimit
+
   // ConfigManager is observable and will emit updates
   this._subs = []
 
@@ -181,6 +184,9 @@ ConfigManager.prototype._saveTxList = function (txList) {
 
 ConfigManager.prototype.addTx = function (tx) {
   var transactions = this.getTxList()
+  while (transactions.length > this.txLimit - 1) {
+    transactions.shift()
+  }
   transactions.push(tx)
   this._saveTxList(transactions)
 }
diff --git a/package.json b/package.json
index 4093751b6..9263d1aaf 100644
--- a/package.json
+++ b/package.json
@@ -5,6 +5,9 @@
   "private": true,
   "scripts": {
     "start": "gulp dev",
+    "lint": "gulp lint",
+    "dev": "gulp dev",
+    "dist": "gulp dist",
     "test": "npm run fastTest && npm run ci",
     "fastTest": "mocha --require test/helper.js --compilers js:babel-register --recursive \"test/unit/**/*.js\"",
     "watch": "mocha watch --compilers js:babel-register --recursive \"test/unit/**/*.js\"",
diff --git a/test/unit/account-link-test.js b/test/unit/account-link-test.js
new file mode 100644
index 000000000..39889b6be
--- /dev/null
+++ b/test/unit/account-link-test.js
@@ -0,0 +1,12 @@
+var assert = require('assert')
+var linkGen = require('../../ui/lib/account-link')
+
+describe('account-link', function() {
+
+  it('adds testnet prefix to morden test network', function() {
+    var result = linkGen('account', '2')
+    assert.notEqual(result.indexOf('testnet'), -1, 'testnet injected')
+    assert.notEqual(result.indexOf('account'), -1, 'account included')
+  })
+
+})
diff --git a/test/unit/config-manager-test.js b/test/unit/config-manager-test.js
index b34089163..eaa5376fd 100644
--- a/test/unit/config-manager-test.js
+++ b/test/unit/config-manager-test.js
@@ -233,6 +233,17 @@ describe('config-manager', function() {
         assert.equal(result.length, 1)
         assert.equal(result[0].id, 1)
       })
+
+      it('cuts off early txs beyond a limit', function() {
+        const limit = configManager.txLimit
+        for (let i = 0; i < limit + 1; i++) {
+          let tx = { id: i }
+          configManager.addTx(tx)
+        }
+        var result = configManager.getTxList()
+        assert.equal(result.length, limit, `limit of ${limit} txs enforced`)
+        assert.equal(result[0].id, 1, 'early txs truncted')
+      })
     })
 
     describe('#confirmTx', function() {
diff --git a/ui/app/account-detail.js b/ui/app/account-detail.js
index 836f4bcb9..486a1a633 100644
--- a/ui/app/account-detail.js
+++ b/ui/app/account-detail.js
@@ -4,6 +4,7 @@ const Component = require('react').Component
 const h = require('react-hyperscript')
 const connect = require('react-redux').connect
 const CopyButton = require('./components/copyButton')
+const AccountInfoLink = require('./components/account-info-link')
 const actions = require('./actions')
 const ReactCSSTransitionGroup = require('react-addons-css-transition-group')
 const valuesFor = require('./util').valuesFor
@@ -44,6 +45,7 @@ AccountDetailScreen.prototype.render = function () {
   var selected = props.address || Object.keys(props.accounts)[0]
   var identity = props.identities[selected]
   var account = props.accounts[selected]
+  const { network } = props
 
   return (
 
@@ -127,6 +129,9 @@ AccountDetailScreen.prototype.render = function () {
                   bottom: '15px',
                 },
               }, [
+
+                h(AccountInfoLink, { selected, network }),
+
                 h(CopyButton, {
                   value: ethUtil.toChecksumAddress(selected),
                 }),
@@ -136,16 +141,15 @@ AccountDetailScreen.prototype.render = function () {
                 }, [
                   h('div', {
                     style: {
-                      margin: '5px',
+                      display: 'flex',
+                      alignItems: 'center',
                     },
                   }, [
                     h('img.cursor-pointer.color-orange', {
                       src: 'images/key-32.png',
                       onClick: () => this.requestAccountExport(selected),
                       style: {
-                        margin: '0px 5px',
-                        width: '20px',
-                        height: '20px',
+                        height: '19px',
                       },
                     }),
                   ]),
@@ -244,6 +248,7 @@ AccountDetailScreen.prototype.transactionList = function () {
     network,
     unconfTxs,
     unconfMsgs,
+    address,
     shapeShiftTxList,
     viewPendingTx: (txId) => {
       this.props.dispatch(actions.viewPendingTx(txId))
diff --git a/ui/app/components/account-info-link.js b/ui/app/components/account-info-link.js
new file mode 100644
index 000000000..4fe3b8b5d
--- /dev/null
+++ b/ui/app/components/account-info-link.js
@@ -0,0 +1,42 @@
+const Component = require('react').Component
+const h = require('react-hyperscript')
+const inherits = require('util').inherits
+const Tooltip = require('./tooltip')
+const genAccountLink = require('../../lib/account-link')
+const extension = require('../../../app/scripts/lib/extension')
+
+module.exports = AccountInfoLink
+
+inherits(AccountInfoLink, Component)
+function AccountInfoLink () {
+  Component.call(this)
+}
+
+AccountInfoLink.prototype.render = function () {
+  const { selected, network } = this.props
+  const title = 'View account on etherscan'
+  const url = genAccountLink(selected, network)
+
+  if (!url) {
+    return null
+  }
+
+  return h('.account-info-link', {
+    style: {
+      display: 'flex',
+      alignItems: 'center',
+    },
+  }, [
+
+    h(Tooltip, {
+      title,
+    }, [
+      h('i.fa.fa-info-circle.cursor-pointer.color-orange', {
+        style: {
+          margin: '5px',
+        },
+        onClick () { extension.tabs.create({ url }) },
+      }),
+    ]),
+  ])
+}
diff --git a/ui/app/components/shift-list-item.js b/ui/app/components/shift-list-item.js
index 11e11cd37..38c19eb28 100644
--- a/ui/app/components/shift-list-item.js
+++ b/ui/app/components/shift-list-item.js
@@ -26,6 +26,7 @@ function ShiftListItem () {
 }
 
 ShiftListItem.prototype.render = function () {
+
   return (
     h('.transaction-list-item.flex-row', {
       style: {
@@ -113,7 +114,6 @@ ShiftListItem.prototype.renderUtilComponents = function () {
     default:
       return ''
   }
-
 }
 
 ShiftListItem.prototype.renderInfo = function () {
diff --git a/ui/app/components/transaction-list-item.js b/ui/app/components/transaction-list-item.js
index b03ca11ad..1b85464e1 100644
--- a/ui/app/components/transaction-list-item.js
+++ b/ui/app/components/transaction-list-item.js
@@ -19,7 +19,7 @@ function TransactionListItem () {
 }
 
 TransactionListItem.prototype.render = function () {
-  const { transaction, i, network } = this.props
+  const { transaction, network } = this.props
   if (transaction.key === 'shapeshift') {
     if (network === '1') return h(ShiftListItem, transaction)
   }
@@ -44,7 +44,6 @@ TransactionListItem.prototype.render = function () {
 
   return (
     h(`.transaction-list-item.flex-row.flex-space-between${isClickable ? '.pointer' : ''}`, {
-      key: `tx-${transaction.id + i}`,
       onClick: (event) => {
         if (isPending) {
           this.props.showTx(transaction.id)
diff --git a/ui/app/components/transaction-list.js b/ui/app/components/transaction-list.js
index 9bf0f6d81..7e1bedb05 100644
--- a/ui/app/components/transaction-list.js
+++ b/ui/app/components/transaction-list.js
@@ -15,7 +15,7 @@ function TransactionList () {
 TransactionList.prototype.render = function () {
   const { txsToRender, network, unconfMsgs } = this.props
   var shapeShiftTxList
-  if (network === '1'){
+  if (network === '1') {
     shapeShiftTxList = this.props.shapeShiftTxList
   }
   const transactions = !shapeShiftTxList ? txsToRender.concat(unconfMsgs) : txsToRender.concat(unconfMsgs, shapeShiftTxList)
@@ -43,33 +43,46 @@ TransactionList.prototype.render = function () {
           paddingBottom: '4px',
         },
       }, [
-        'Transactions',
+        'History',
       ]),
 
       h('.tx-list', {
         style: {
           overflowY: 'auto',
-          height: '305px',
+          height: '300px',
           padding: '0 20px',
           textAlign: 'center',
         },
-      }, (
+      }, [
 
         transactions.length
           ? transactions.map((transaction, i) => {
+            let key
+            switch (transaction.key) {
+              case 'shapeshift':
+                const { depositAddress, time } = transaction
+                key = `shift-tx-${depositAddress}-${time}-${i}`
+                break
+              default:
+                key = `tx-${transaction.id}-${i}`
+            }
             return h(TransactionListItem, {
-              transaction, i, network,
+              transaction, i, network, key,
               showTx: (txId) => {
                 this.props.viewPendingTx(txId)
               },
             })
           })
-        : [h('.flex-center', {
+        : h('.flex-center', {
           style: {
+            flexDirection: 'column',
             height: '100%',
           },
-        }, 'No transaction history...')]
-      )),
+        }, [
+          'No transaction history.',
+        ]),
+      ]),
     ])
   )
 }
+
diff --git a/ui/lib/account-link.js b/ui/lib/account-link.js
new file mode 100644
index 000000000..eb958e22d
--- /dev/null
+++ b/ui/lib/account-link.js
@@ -0,0 +1,18 @@
+module.exports = function(address, network) {
+  const net = parseInt(network)
+  let link
+
+  switch (net) {
+    case 1: // main net
+      link = `http://etherscan.io/address/${address}`
+      break
+    case 2: // morden test net
+      link = `http://testnet.etherscan.io/address/${address}`
+      break
+    default:
+      link = ''
+      break
+  }
+
+  return link
+}