In my case I just used the Atari trackball to point & click (& drag) for my own purposes when programming my regular Atari in early 1982. About 5years later wh

In my case I just used the Atari trackball to point & click (& drag) for my own purposes when programming my regular Atari in early 1982. About 5years later when mouses started to become popular because popular PC software began mouse support, it really didn't seem that novel by then.