Nice list from Wil on many of the gadgets and industries disrupted by the iPhone (and Android smartphones):
There may be no really true end to the number of products that have taken a back seat to what you can do with today’s iPhones. In addition to turning Nokia, BlackBerry, and Microsoft smartphones into industry footnotes, the iPhone actually helped kill off Apple’s own iPod. Sure, you can still buy an iPod, but why? The iPhone does more.