There has likely been a lot of griefing concerning the lack of 3rd party SDKs and APIs for the iPhone as of yet. While presenting at D5, Jobs stated he doesn't want the iPhone to be unstable or insecure, stating the iPhone won't be

"one of those phones that crashes a few times a day.... We would like to solve this problem and if you could just be a little more patient with us, we’ll do it."

OMGAPPZ. kthxbye.