Well, are’nt you missing the point here? Conflating features with intent?
The mouse introduced in 1984 was philosophically incompatible with Anglebarts mouse like device. Watch the mother of all demos and see the difference.
Apple: https://youtu.be/S7AL7tkQ7d0?t=13m8s
Mother of all demos: https://www.youtube.com/watch?v=yJDv-zdhzMY