Lehman Bros. is assuming that the iPhone and Touch markets are interchangeable, but they're wrong. The Touch will not be cannibalized to a significant degree by the advent of a cheaper iPhone. Few people who are interested in the Touch will see a $200 iPhone with an entry level plan of $70/month for 24 months as a viable alternative. And this is assuming that they'd entertain the idea of buying a cell phone at all. Whatever genius at Lehman came up with this analysis is...