diff --git a/js/src/ui/CopyToClipboard/copyToClipboard.css b/js/src/ui/CopyToClipboard/copyToClipboard.css
index 3b6db7843..4e2bb8cc4 100644
--- a/js/src/ui/CopyToClipboard/copyToClipboard.css
+++ b/js/src/ui/CopyToClipboard/copyToClipboard.css
@@ -28,6 +28,6 @@
   text-overflow: ellipsis;
 }
 
-.container {
+.container > * {
   display: flex;
 }
diff --git a/js/src/ui/Form/TypedInput/typedInput.css b/js/src/ui/Form/TypedInput/typedInput.css
index 88b269da3..1281c203c 100644
--- a/js/src/ui/Form/TypedInput/typedInput.css
+++ b/js/src/ui/Form/TypedInput/typedInput.css
@@ -25,7 +25,6 @@
     color: rgba(255, 255, 255, 0.498039);
     -webkit-user-select: none;
     font-size: 12px;
-    top: 11px;
     position: relative;
   }
 }
diff --git a/js/src/ui/Form/TypedInput/typedInput.js b/js/src/ui/Form/TypedInput/typedInput.js
index 16b3b0ca1..a6a84ad21 100644
--- a/js/src/ui/Form/TypedInput/typedInput.js
+++ b/js/src/ui/Form/TypedInput/typedInput.js
@@ -24,6 +24,7 @@ import AddIcon from 'material-ui/svg-icons/content/add';
 import RemoveIcon from 'material-ui/svg-icons/content/remove';
 
 import { fromWei, toWei } from '~/api/util/wei';
+import { bytesToHex } from '~/api/util/format';
 import Input from '~/ui/Form/Input';
 import InputAddressSelect from '~/ui/Form/InputAddressSelect';
 import Select from '~/ui/Form/Select';
@@ -68,7 +69,8 @@ export default class TypedInput extends Component {
   };
 
   componentWillMount () {
-    const { isEth, value } = this.props;
+    const { isEth } = this.props;
+    const value = this.getValue();
 
     if (typeof isEth === 'boolean' && value) {
       // Remove formatting commas
@@ -95,14 +97,15 @@ export default class TypedInput extends Component {
     const { type } = param;
 
     if (type === ABI_TYPES.ARRAY) {
-      const { accounts, className, label, value = param.default } = this.props;
+      const { accounts, className, label } = this.props;
       const { subtype, length } = param;
+      const value = this.getValue() || param.default;
 
       const fixedLength = !!length;
 
       const inputs = range(length || value.length).map((_, index) => {
         const onChange = (inputValue) => {
-          const newValues = [].concat(this.props.value);
+          const newValues = [].concat(value);
 
           newValues[index] = inputValue;
           this.props.onChange(newValues);
@@ -191,7 +194,14 @@ export default class TypedInput extends Component {
     }
 
     if (type === ABI_TYPES.BYTES) {
-      return this.renderDefault();
+      let value = this.getValue();
+
+      // Convert to hex if it's an array
+      if (Array.isArray(value)) {
+        value = bytesToHex(value);
+      }
+
+      return this.renderDefault(value);
     }
 
     // If the `isEth` prop is present (true or false)
@@ -260,7 +270,7 @@ export default class TypedInput extends Component {
       : bnValue.toFixed(); // we need a string representation, could be >15 digits
   }
 
-  renderInteger (value = this.props.value, onChange = this.onChange) {
+  renderInteger (value = this.getValue(), onChange = this.onChange) {
     const { allowCopy, className, label, error, hint, min, max, readOnly } = this.props;
     const param = this.getParam();
 
@@ -268,7 +278,7 @@ export default class TypedInput extends Component {
 
     return (
       <Input
-        allowCopy={ allowCopy }
+        allowCopy={ allowCopy ? value : undefined }
         className={ className }
         label={ label }
         hint={ hint }
@@ -291,7 +301,7 @@ export default class TypedInput extends Component {
    *
    * @see https://github.com/facebook/react/issues/1549
    */
-  renderFloat (value = this.props.value, onChange = this.onChange) {
+  renderFloat (value = this.getValue(), onChange = this.onChange) {
     const { allowCopy, className, label, error, hint, min, max, readOnly } = this.props;
     const param = this.getParam();
 
@@ -299,7 +309,7 @@ export default class TypedInput extends Component {
 
     return (
       <Input
-        allowCopy={ allowCopy }
+        allowCopy={ allowCopy ? value : undefined }
         className={ className }
         label={ label }
         hint={ hint }
@@ -314,8 +324,8 @@ export default class TypedInput extends Component {
     );
   }
 
-  renderDefault () {
-    const { allowCopy, className, label, value, error, hint, readOnly } = this.props;
+  renderDefault (value = this.getValue()) {
+    const { allowCopy, className, label, error, hint, readOnly } = this.props;
 
     return (
       <Input
@@ -332,7 +342,8 @@ export default class TypedInput extends Component {
   }
 
   renderAddress () {
-    const { accounts, allowCopy, className, label, value, error, hint, readOnly } = this.props;
+    const { accounts, allowCopy, className, label, error, hint, readOnly } = this.props;
+    const value = this.getValue();
 
     return (
       <InputAddressSelect
@@ -350,7 +361,8 @@ export default class TypedInput extends Component {
   }
 
   renderBoolean () {
-    const { allowCopy, className, label, value, error, hint, readOnly } = this.props;
+    const { allowCopy, className, label, error, hint, readOnly } = this.props;
+    const value = this.getValue();
 
     if (readOnly) {
       return this.renderDefault();
@@ -441,7 +453,7 @@ export default class TypedInput extends Component {
     onChange(newValues);
   }
 
-  getParam = () => {
+  getParam () {
     const { param } = this.props;
 
     if (typeof param === 'string') {
@@ -450,4 +462,15 @@ export default class TypedInput extends Component {
 
     return param;
   }
+
+  /**
+   * If the value comes from `decodeMethodInput`,
+   * it can be an object of the shape:
+   *   { value: Object, type: String }
+   */
+  getValue (value = this.props.value) {
+    return value && value.value
+      ? value.value
+      : value;
+  }
 }
diff --git a/js/src/ui/MethodDecoding/methodDecoding.js b/js/src/ui/MethodDecoding/methodDecoding.js
index 0bf8cce74..0aa603bca 100644
--- a/js/src/ui/MethodDecoding/methodDecoding.js
+++ b/js/src/ui/MethodDecoding/methodDecoding.js
@@ -560,7 +560,7 @@ class MethodDecoding extends Component {
           key={ index }
           param={ input.type }
           readOnly
-          value={ this.renderValue(input.value) }
+          value={ input.value }
         />
       );
     });
@@ -568,16 +568,6 @@ class MethodDecoding extends Component {
     return inputs;
   }
 
-  renderValue (value) {
-    const { api } = this.context;
-
-    if (api.util.isArray(value)) {
-      return api.util.bytesToHex(value);
-    }
-
-    return value.toString();
-  }
-
   renderTokenValue (value) {
     const { token } = this.props;
 
diff --git a/js/src/util/abi.js b/js/src/util/abi.js
index 34f575bb0..e2670f387 100644
--- a/js/src/util/abi.js
+++ b/js/src/util/abi.js
@@ -101,7 +101,7 @@ export function parseAbiType (type) {
     };
   }
 
-  if (type === 'bytes') {
+  if (type === 'bytes' || type === 'fixedBytes') {
     return {
       type: BYTES_TYPE,
       default: '0x'
diff --git a/js/src/views/Contract/Events/Event/event.js b/js/src/views/Contract/Events/Event/event.js
index 64e4cdd49..3c1572b51 100644
--- a/js/src/views/Contract/Events/Event/event.js
+++ b/js/src/views/Contract/Events/Event/event.js
@@ -19,7 +19,7 @@ import moment from 'moment';
 import React, { Component, PropTypes } from 'react';
 import { FormattedMessage } from 'react-intl';
 
-import { IdentityIcon, IdentityName, Input, InputAddress } from '~/ui';
+import { IdentityIcon, IdentityName, TypedInput } from '~/ui';
 import ShortenedHash from '~/ui/ShortenedHash';
 import { txLink } from '~/3rdparty/etherscan/links';
 
@@ -112,41 +112,16 @@ export default class Event extends Component {
   }
 
   renderParam (name, param) {
-    const { api } = this.context;
-
-    switch (param.type) {
-      case 'address':
-        return (
-          <InputAddress
-            disabled
-            text
-            className={ styles.input }
-            value={ param.value }
-            label={ name }
-          />
-        );
-
-      default:
-        let value;
-
-        if (api.util.isInstanceOf(param.value, BigNumber)) {
-          value = param.value.toFormat(0);
-        } else if (api.util.isArray(param.value)) {
-          value = api.util.bytesToHex(param.value);
-        } else {
-          value = param.value.toString();
-        }
-
-        return (
-          <Input
-            readOnly
-            allowCopy
-            className={ styles.input }
-            value={ value }
-            label={ name }
-          />
-        );
-    }
+    return (
+      <TypedInput
+        allowCopy
+        className={ styles.input }
+        label={ name }
+        param={ param.type }
+        readOnly
+        value={ param.value }
+      />
+    );
   }
 
   formatBlockTimestamp (block) {
diff --git a/js/src/views/Contract/Events/events.js b/js/src/views/Contract/Events/events.js
index a709c137a..a15565757 100644
--- a/js/src/views/Contract/Events/events.js
+++ b/js/src/views/Contract/Events/events.js
@@ -46,6 +46,12 @@ export default class Events extends Component {
     events: []
   };
 
+  shouldComponentUpdate (nextProps) {
+    return (nextProps.events !== this.props.events) ||
+      (nextProps.netVersion !== this.props.netVersion) ||
+      (nextProps.isLoading !== this.props.isLoading);
+  }
+
   render () {
     const { events, isLoading, netVersion } = this.props;
 
diff --git a/js/src/views/Contract/Queries/inputQuery.js b/js/src/views/Contract/Queries/inputQuery.js
index 8d4bddf02..7a75727f6 100644
--- a/js/src/views/Contract/Queries/inputQuery.js
+++ b/js/src/views/Contract/Queries/inputQuery.js
@@ -138,10 +138,8 @@ class InputQuery extends Component {
       .map((out, index) => ({
         name: out.name,
         type: out.type,
-        value: results[index],
-        display: this.renderValue(results[index])
+        value: results[index]
       }))
-      .sort((outA, outB) => outA.display.length - outB.display.length)
       .map((out, index) => {
         const input = (
           <TypedInput
@@ -150,7 +148,7 @@ class InputQuery extends Component {
             isEth={ false }
             param={ out.type }
             readOnly
-            value={ out.display }
+            value={ out.value }
           />
         );
 
@@ -195,25 +193,6 @@ class InputQuery extends Component {
     );
   }
 
-  renderValue (token) {
-    const { api } = this.context;
-    const { type, value } = token;
-
-    if (value === null || value === undefined) {
-      return 'no data';
-    }
-
-    if (type === 'array' || type === 'fixedArray') {
-      return value.map((tok) => this.renderValue(tok));
-    }
-
-    if (Array.isArray(value)) {
-      return api.util.bytesToHex(value);
-    }
-
-    return value;
-  }
-
   onClick = () => {
     const { inputs, values } = this.state;
     const { contract, name, outputs, signature } = this.props;
diff --git a/js/src/views/Contract/Queries/queries.js b/js/src/views/Contract/Queries/queries.js
index de939a93d..eef428eed 100644
--- a/js/src/views/Contract/Queries/queries.js
+++ b/js/src/views/Contract/Queries/queries.js
@@ -139,15 +139,14 @@ export default class Queries extends Component {
     );
   }
 
-  renderValue (tokenValue, output, key) {
-    if (typeof tokenValue === 'undefined') {
+  renderValue (value, output, key) {
+    if (typeof value === 'undefined') {
       return null;
     }
 
     const { accountsInfo } = this.props;
     const { name, type } = output;
     const label = `${name ? `${name}: ` : ''}${type}`;
-    const value = this.getTokenValue(tokenValue);
 
     return (
       <TypedInput
@@ -163,25 +162,6 @@ export default class Queries extends Component {
     );
   }
 
-  getTokenValue (token) {
-    const { api } = this.context;
-    const { type, value } = token;
-
-    if (value === null || value === undefined) {
-      return 'no data';
-    }
-
-    if (type === 'array' || type === 'fixedArray') {
-      return value.map((tok) => this.getTokenValue(tok));
-    }
-
-    if (Array.isArray(value)) {
-      return api.util.bytesToHex(value);
-    }
-
-    return value;
-  }
-
   _sortEntries (a, b) {
     return a.name.localeCompare(b.name);
   }
diff --git a/js/src/views/WriteContract/writeContract.js b/js/src/views/WriteContract/writeContract.js
index c4b08e3dd..86262820d 100644
--- a/js/src/views/WriteContract/writeContract.js
+++ b/js/src/views/WriteContract/writeContract.js
@@ -578,6 +578,10 @@ class WriteContract extends Component {
   }
 
   renderContract (contract) {
+    if (!contract) {
+      return null;
+    }
+
     const { bytecode } = contract;
     const abi = contract.interface;