I know for a fact that people at 3D Realms read Blues News, so, in the chance they'll check this board (there's a chance)...
We don't give a fuck about your physics, guys.
1. All FPS games are expected to have a physics engine these days.
2. You're only selecting a physics engine at this point? What the fuck happened to the last, oh, 6 YEARS of development?! Deciding what physics system you'll be using is something that gets done in the preliminary stages of development. What the fuck have you people been doing all this time?
Nothing, that's what.
I'm done.