if you were aids'd and went near someone, they would get aids'd too. pros-BIO would be more useful earlygame and MOAR FUN cons-whining and lots of it when the whole team and half their tanks get aids'd alternatives-apcs heal da aids vehicles cant catch it from humans
OP are you on LSD, have you ever played Team Fortress Classic where one guy gets the virus thing and then the whole game just kind of sucks because everyone on the team has it.
Oh that was good times. Just grief the whole team by running into your base with AIDS and make lotsa friends by giving them hugs and after you die you just have to get AIDS from one of your AFK buddies in spawn. Now the pleague is reborn in form of a hat.