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by scholia 3477 days ago
Microsoft had a stylus and a word processor on PocketPC handhelds long before the iPhone, and Apple had them on the Newton, though Palm was there first....

Going back to 1989, Microsoft had a stylus-operated tablet with the GRiDPad, which was running MS-DOS with Extensions for Pen Computing.

SketchPad was innovative. Otherwise, such claims generally tend to illustrate that the claimant doesn't know enough computer history...