I think it is true for games with turns like this one.
I am not aware of any mechanism which might cause this to be a meaningful difference. Enlighten me?
'Simultaneity' is easy to achieve when the environment changes in discrete intervals with time to think in between.
Edit: What lessdazed said.
Aichallenge.org has started their third AI contest this year: Ants.
I mentioned this in the open thread, and there was a discussion about possibly making one or more "official" LessWrong teams. D_Alex has offered a motivational prize. If this interests you, please discuss in the comments!