He showed how to use Dashcode to make webapps and he showed XCode and some cool things with native apps. Unfortunately, the rest of the room wasn't necessarily right for this presentation, either. There were questions directed towards him like "How can we use flash?" or "I know python, how can I use that to create an iPhone app?"
Hopefully that session doesn't turn into 20 more people creating a 99 cent flashlight or tip calculator.
I'll try to be on to post more about whatever topics come to mind, but for now, everyone should check out this game called "Blackout" It's only 99 cents and it's a highly addictive puzzle game. Here's the link.