So much negativity here. IMO the themes alone could be worth it. However the whole thing seems a bit laggy in the simulator he shows. 3GS is still on sale and I

So much negativity here. IMO the themes alone could be worth it. However the whole thing seems a bit laggy in the simulator he shows. 3GS is still on sale and I find that even with native iOS 5 it feels slow - I wouldn't want to run such a heavy handed framework on there.