diff --git a/src/redux/actions.ts b/src/redux/actions.ts
index d70f58e..6acfe18 100644
--- a/src/redux/actions.ts
+++ b/src/redux/actions.ts
@@ -78,6 +78,12 @@ export function renameDisc({ newName }: { newName: string }) {
 
 export function deleteTracks(indexes: number[]) {
     return async function(dispatch: AppDispatch) {
+        const confirmation = window.confirm(
+            `Proceed with Delete Track${indexes.length !== 1 ? 's' : ''}? This operation cannot be undone.`
+        );
+        if (!confirmation) {
+            return;
+        }
         const { netmdService } = serviceRegistry;
         dispatch(appStateActions.setLoading(true));
         indexes = indexes.sort();
@@ -91,6 +97,10 @@ export function deleteTracks(indexes: number[]) {
 
 export function wipeDisc() {
     return async function(dispatch: AppDispatch) {
+        const confirmation = window.confirm(`Proceed with Wipe Disc? This operation cannot be undone.`);
+        if (!confirmation) {
+            return;
+        }
         const { netmdService } = serviceRegistry;
         dispatch(appStateActions.setLoading(true));
         await netmdService!.wipeDisc();
diff --git a/src/services/netmd-mock.ts b/src/services/netmd-mock.ts
index b7f49b1..2f22e36 100644
--- a/src/services/netmd-mock.ts
+++ b/src/services/netmd-mock.ts
@@ -1,4 +1,4 @@
-import { Disc, Track, Encoding, Wireformat, TrackFlag } from 'netmd-js';
+import { Channels, Track, Encoding, Wireformat, TrackFlag } from 'netmd-js';
 import { NetMDService } from './netmd';
 import { sleep, sanitizeTitle } from '../utils';
 import { assert } from 'netmd-js/dist/utils';
@@ -13,6 +13,7 @@ class NetMDMockService implements NetMDService {
         //     duration: 5 * 60 * 512,
         //     encoding: Encoding.sp,
         //     index: 0,
+        //     channel: Channels.stereo,
         //     protected: TrackFlag.unprotected,
         //     title: 'Mock Track 1',
         // },
@@ -20,6 +21,7 @@ class NetMDMockService implements NetMDService {
         //     duration: 5 * 60 * 512,
         //     encoding: Encoding.sp,
         //     index: 1,
+        //     channel: Channels.stereo,
         //     protected: TrackFlag.unprotected,
         //     title: 'Mock Track 2',
         // },
@@ -27,6 +29,7 @@ class NetMDMockService implements NetMDService {
         //     duration: 5 * 60 * 512,
         //     encoding: Encoding.sp,
         //     index: 2,
+        //     channel: Channels.stereo,
         //     protected: TrackFlag.unprotected,
         //     title: 'Mock Track 3',
         // },
@@ -34,6 +37,7 @@ class NetMDMockService implements NetMDService {
         //     duration: 5 * 60 * 512,
         //     encoding: Encoding.sp,
         //     index: 3,
+        //     channel: Channels.stereo,
         //     protected: TrackFlag.unprotected,
         //     title: 'Mock Track 4',
         // },