While DooM may have originated as single player, let's face it, the vast majority of us are here for multiplayer.
Everyone has stated the obvious, I second, third, millionth whatever the sentiment.
I didn't learn how to SR-50 just to have some bug come along and let short fingered noobs off the hook with multiple bind keys.
No way!
Remember, even though the balloting is officially closed, continue to vote NO and continue to vote OFTEN! ;)