The revolutionary phones before the iPhone

Apple’s iPhone 3G goes on sale this morning. This iPod, GPS mapping system and wireless Internet telephone is generating some serious buzz. But is it worth all the hype? Guest: Daniel Henderson, inventor of 1993’s ?Intellect,? which was designed to receive pictures and video data from a message center for display on a portable device. Two of his prototypes are at the Smithsonian’s National Museum of American History.