If you need one more reason why, as a developer, you should learn Objective-C, here it is: The latest stats say that the iPhone is now 50% of Google's mobile browser traffic. That is a crushing domination of the market share of even its nearest competitor, Symbian, with about 35%. Go grab a digital copy of Bill Dudney's book, iPhone SDK Development, and then read it on your iPhone with the free Stanza .mobi reader. Then, hop on a plane and meet me at #NFJS Seattle this weekend for a talk on iPhone and Java Web Services.