Some of the best here.
http://www.fluxblog.org -Music for the college mind.
http://www.headphonesex.co.uk/ -Music for the discjokey.
http://poptastic.blogspot.com/ -Music for the pop fan.
http://www.lemon-red.org/blog/ -Ghetto beats.
http://blog.goo.ne.jp/warp50cd/ -Rock. Selected by a Japanese man. Kudos.
http://musicformaniacs.blogspot.com/ -Music. For the weird side of you.