Hey look, Exfm is like Ping, but useful!
A new iPhone app released on Thursday brings a music social network to the iPhone. Not for the first time, mind you, but it does get a lot of things right that previous offerings, including Apple's own Ping, haven't yet been able to nail down.
http://feedproxy.google.com/~r/TheAppleBlog/~3/9InpkCHOdeE/