Apple's iAd Could Bite a Chunk Out of Google's Mobile Ad Business

It's iPad week folks, so expect a deluge of excitement about tablet PCs, e-publishing, TV shows, and whatnot: Kicking us off is a juicy rumor that Apple's soon to launch a new "iAd" mobile advertising platform, ready to smack Google where it hurts.

This news comes from MediaPost, who've heard from the requisite insider sources that Apple is due to announce this new system on April 7--which is timed nicely to ride the rear flank of the huge wave of press that the iPad's launch will result in...