Here you see a movie ticket and kernel popcorn, as scaled to their price increase over the past 80 years. On your left, 1929. On your right, 2009. Needless to say, things have changed.
Business 2.0 has a nice guess on how much the iPhone's data and voice plan is going to cost. Instead of an all-you-can-eat plan that Wilson speculated on, Biz is estimating based on current BlackBerry fees.