Pre order Amnesia on Steam

[NeatNit]

That's the best kept secret of the Internet and so it shall remain I'm told.

D:

Pweety pweese?


And if not, could you at least say if Valve gets anything if you activate amnesia using the key from the frictional store? If they do, is it less than what they would get if it was purchased directly through Steam? (when that is available, that is)