I'd definately agree to that specially for a man down kinda scenario, should be easier to get someone out of harms way, near a critical amount of health.

I'd say boost health about 25%, and make last 25% critical, you fall over and aren't doing well, under that circumstance other players can drag you etc

Just please add GPU processing for physics, since physics in general already devour large parts of the CPU processes, most of us can handle a small % of GPU being dedicated to physx

definately, something like menu to control which chats are avaliable, On/Off

debatable since "tactical" use of a HMG for such penetration might go a little against any conventional roleplay, as they spray town with bullets that feasibly pierce houses.