AdGuard with Firefox still works for me, I hope it stays that way.

While I mostly use Spotify, I found one podcast that wasn't on there and ended up with Musicolet mainly because it has a sleep timer.

Maybe it's for embedded videos? idk

Same here. The day boost went down I moved here. And so far, even though I miss some communities, the overall quality of the posts is much higher. I can't wait for boost lemmy app to come out.