I just tried playing FoFiX after upgrading to Windows 7 back in October (it's been a while, I know). Everything worked great when I had FoFiX 3.120 and Vista x64. Now I'm running 3.121 and Windows 7 x64, and it's laggy as all hell. My system isn't the problem. Core i7 920, 6GB DDR3 RAM, 1GB GeForce ...

I'm having the same problem. FoFiX 3.12 ran perfectly, but then I upgraded to 3.121 (python 2.6) and everything lags horribly. It's not my system. Core i7 920, 6GB DDR3 ram, 1GB GeForce GTS 250.