Probably isn't meant for the likes of us? https://music.twitter.com/
iPhone app is here: https://t.co/BEyqzmnwzA
it's also meant to recommend you things based on what your friends are posting and you're already following, but that bit doesn't seem too great.
It's the guy who were behind WeAreHunted who've had a hand in creating it.
I follow a bunch of people for work,pretty certain their tastes are dire.
Going through the artists Four Tet follows (or is it artists that follow him?) has proved interesting, and that's the first artist I thought of/searched for.
yeah, that does seem to be the best bit of it, the ability to browse music that musicians like https://music.twitter.com/EdHarcourt