Music recommendation for iTunes

In a comment to my recent post linking to Fred Wilson's comparison of Pandora vs. Last.fm, Gary Robinson points out that Goombah does music recommendation for iTunes users, analyzing user collections.  He writes:

... It enables each user's CPU to help with the recommendation work so that it has massive computational power, which is helpful because it uses your whole collection, including play counts, in the recommendation process. Additionally, it lets you download taste-targeted free music (which is legal to play in your iPod). It works in conjunction with iTunes.It enables each user's CPU to help with the recommendation work so that it has massive computational power, which is helpful because it uses your whole collection, including play counts, in the recommendation process. Additionally, it lets you download taste-targeted free music (which is legal to play in your iPod). ...

--Dennis