The Twitter Music launch is expected to happen anytime this weekend, but code from the placeholder site has revealed a little bit how it works. More on that and There’s a glimpse of the track player after the jump.

Tat Wza

The service will hook into Spotify, Rdio, iTunes, SoundClound, Vevo & YouTube. There will be artist bios, composing of tweets, following charts, users & shows, & the ability to explicit tracks on & off.