I'm happy with the iPad as it is. I think i can do a lot of mobile computing with just what Steve and Co. showed me on January 27th.
But there was one major disappointment: No frontal camera for video conferencing.
Still, as some of the more technical-inclined mobile warriors dig into the SDK, they find things both surprising and disturbing for potential first generation adopters.
More at On Apple. Short story, I don't think Apple will including any surprise last minute hardware enhancements for the iPad.