From the Wall Street Journal (registration required, I think):
Two of the leading makers of electronic-book readers, threatened by the success of Apple’s iPad, slashed prices in a move that could further drive e-readers into the mainstream.
• Video: News Hub Analyzes Price Moves
• Digits: Is Price Low Enough?
• E-Reader Pricing War Heats Up
Interestingly, this corresponds to Godin’s post from a few days ago.