Hate mine, 100% hate mine. Slow, locks up, drops signal (not calls, just signal) and eats a battery in about 20 minutes when looking for that signal. Apple has been no help. I probally won't make it through the contact before I go back to a Treo.
On a plus if you want a kick-ass gold plated iPhone to one up everyone--- http://www.bornrich.org/entry/iphone-3g-limited-diamond-deluxe-gold-edition-by-sayn-design/