Robust Gaming on the iPhone 3GS

An interesting sneak peak of the UT3 engine running on the iPhone 3GS.  Although the author is put out by the need to upgrade from the 3G, the beauty of seeing rich virtual worlds running on Android (earlier demo) and iPhone shows that the true promise of mobile computing is beginning to come to fruition.  But from watching the user navigate, you can see that elements of how games like this will work in a mobile environment will still need to be refined.