Quote Originally Posted by mememe View Post
But the Client dll must be a 64-bit version if the game runs as a 64-bit executable, the browser and the service can continue to run in 32-bit mode. Steam games being unable to run as 64-bit programs because the Steam client is 32-bit only is my biggest concern, apart from dependency issues with 32-bit libraries there's no real need to do a quick and dirty port to x64.
Shouldn't be a problem; apps are launched via Steam, and thats about as far as the Stream application goes once an app is launched. The only way there would be a problem would be if a 32-bit app can't launch a 64-bit one (in which case, you have SERIOUS problems that need to be fixed).