Some SVGA cards provide drivers for Windows 3.1 that added "virtual screen". It allowed to use a virtual screen bigger that the actual video resolution. To scre

Some SVGA cards provide drivers for Windows 3.1 that added "virtual screen". It allowed to use a virtual screen bigger that the actual video resolution. To screen along these virtual screen, was only necessary to move the mouse to the edge of the visible screen. Also, X11 allowed to do this. I think it like a poor's man alternative to workspaces.