The choice is 32x32 or 64x32... Help?

[Malakai]

Well basically i need your help. I've been working on 2 games and i want to stick with one. Both are practically identical.. But the image system is different. 32x32 and 64x32... Choose? It'll most likely be the 64x32 of course. ^_^
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P.S. : Sorry for being away for all this time.. I'm finally back for you who dont remember me.. =P