Let's say Comcast was going to run ads no matter what... Where do you think it *would* be acceptable to do some targeted advertising within a PVR interface?
Bunch of screenshots here of Beyond TV to feed your thinking:
http://www.snapstream.com/products/b...v/features.asp
This is a question that I've always tossed around in my head as I've thought, "Hey, wouldn't it be cool if we could give Beyond TV away for free and just make money on targeted advertising... advertising, in turn, that was actually useful/helpful to users."