Sketchpad, by Dr. Ivan Sutherland with comments by Alan Kay
David Carroll · 3 HN recommendations
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Earliest known footage of Ivan Sutherland's MIT PhD work, Sketchpad, the first computer graphics system, with commentary by Alan Kay. It shows light-pen drawing with constraints in a short clip.
Why HN recommends it: HN points people to it as the canonical demo of early interactive graphics, constraints and objects, and as one of Alan Kay's favorite things to show.
“one of Alan Kay's favorite demos over the years has been to show folks Sketchpad,” Read on HN ↗