It has been hinted that the yet to be released iPhone will be updated 1Q 2008 with 3G capability in the UK. No doubt this will happen in the US as well. How do all those people that bought the device feel about a suggested upgrade happening so soon?
http://www.trustedreviews.com/mobile-phones/news/2007/02/26/3G-iPhone-Arrives-In-January-2008/p1