PUBLIC MARKS with tags playlist & "music search engines"

"Hypetape is the illegitimate lovechild of Hype Machine* and Muxtape, where you can create and share playlists containing tracks other people have been talking about from around the internet."

"Grooveshark is a web-based music application built for anyone on the internet to listen to music on-demand at no charge. Users have the ability to listen to single songs from the 7-million song catalog, save playlists, and embed both on other websites, blogs, and social media profiles via the Grooveshark Widget." [techcrunch]

Pretty much the same thing as Seeqpod, but with a slightly different interface that is supposed to make finding songs faster.