Valve is not impressed by the current line-up of motion controlled party games and mini games which make-use-of motion controls just for the sake of it. Even though Valve is fairly impressed by Natal, they have vowed never to place a ‘tiresome’ mini-game for the device in Left 4 Dead.
In an interview with CVG, Valve writer Chet Faliszek revealed that the studio believes Project Natal is something that interests them but is hoping other developers use the tech in the right way and don’t roll out sh*tty party games which you would not be interested in playing with a joystick. Faliszek said,
When asked if Valve would be adding Natal support in any of it’s games in the future, Faliszek added,