After watching this I was thinking of what implemented this first. (ahem Infiltration of course) God I feel old. Infiltration sure has been an inspiration to other mods/games and that's not a bull**** statement after seeing this.
[M]http://www.youtube.com/watch?v=fxazpkunOns[/M]
[M]http://www.youtube.com/watch?v=fxazpkunOns[/M]