Check out this awesome picture of a fakeplasticdroid from Reddit playing Battlefield 3 on a 24-screen curved video wall. (Click the image for the full size.) If you're wondering what kind of hardware it's running on: GTX560s SLI-bridged running 1920x1080 on 3 outputs, stretched across 8x3 screens doing 1920x1080 (5760x1080) natively.