OK, hold on a second... I thought the whole point of paying for satellite radio was to enjoy radio sans commercials. I'd say that this agreement for satellite radio provider XM to use Google's AdSense would suggest otherwise, wouldn't you? Sure, non-music channels only, but the door's open, folks...

"This will wholeheartedly knock the world of direct response and local search marketing on its knees, opening up a new medium of radio advertising to Internet advertisers and the world of radio advertising is a world of demographic numbers, equally suiting Google as it does its ROI and mathematically driven advertising base."