There are so many music search engines out there based on YouTube music videos (Songza comes to mind) that it was only a matter of time until YouTube created its own music playlist maker. The YouTube Music Discovery Project just launched quietly out of TestTube (YouTube’s labs). The page is a search box on top of which says, “Find>Mix>Watch,” and once you enter a name, you hit the “Disco” button to find music.
via techcrunch.com