It's still in 8.1
Here's how to get it
1. Play music
2. Open IE and open mp3 file
3. Tap now playing under volume key
4. Pin artist/playlist/etc. To start screen
Here's how to get it
1. Play music
2. Open IE and open mp3 file
3. Tap now playing under volume key
4. Pin artist/playlist/etc. To start screen