What the official listing confirms
Steam states that My Music can use songs from the player library and that a streamer-safe OST is included.
Use this as a controlled first-session test
Verify usage rights separately; game support does not grant permission to rebroadcast copyrighted music.
- Choose a lawful local track
- Test beat matching
- Record sync problems
- Try the streamer-safe OST
- Check broadcast rights
Keep the answer current
Dead as Disco can change after updates. Verify patch-sensitive values in the current build and record the date before treating a route, build, or requirement as permanent.
Local tracker