Amusing! Read this: http://www.theregister.co.uk/2007/07/24/iphone_security_vulnerability/
More about it: http://news.independent.co.uk/business/news/article2795709.ece
And here: http://www.exploitingiphone.com
I've got a 17" Powerbook 1.5GHz which I've been using almost daily for about 6-8 hours at a stretch since I purchased it nearly 3 years ago.
It still runs like a champ, the only problem I've had with it was a failed hard drive a year and half ago which was replaced under AppleCare.
Currently...
