That's just another sign of the apocalypse. In 2012, everyone will forget how to shot web, and when everyone forgets how to shot web... well, you know.
I love how it still retains a sort of Asian look/sound. That was one thing I thought was going to be messed up - even the effects look great. Maybe this won't be so bad after all.
I'm at least glad there weren't any furries or aliens in the series that could mess up a live-action film. The closest thing to that was Momo and he never actually spoke, if you don't count Aang's hallucination.