Radio Plug-In for Google Talk

Not a Google product, but works with Google Talk:

Think peer-to-peer music sharing is a thing of the past? You couldn't be more wrong. Mercora IMRadio—a way of sharing copyrighted digital music over the Internet without running afoul of the law—attracts 200,000 unique users a day, generating more than 2 million page views. At any given moment, you can search 50,000 to 60,000 channels of music. And it's completely free.

It is free and legal because the service pays broadcast royalties of 1/7 of a cent for each time a song is streamed, and because songs are streamed we (supposedly) can't save them on our computers. Read more...