Don’t do albums or long playlists, because every time it ends you’ll realize time has passed and you’ll stop studying. Instead pick a song or two or three and just play on repeat so you lose track of time. But if you must, then Toxicity by System of a Down.
Agreed! It’s centralized around hubs instead of being truly distributed. Why isn’t an “instance” a set of users with an identical config file based on the agreed upon moderation/federation? Why do I have to join a single server that can go down repeatedly? It is giving up yhe advantages of cloud/distributed services.