HackerTube / Video
The Mother of All Demos, presented by Douglas Engelbart (1968)
Marcel

The full recording of Douglas Engelbart's 1968 demonstration, which introduced the mouse, hypertext, video conferencing, word processing, and real-time collaborative editing. It runs about 100 minutes.
HN treats it as an essential piece of computing history that shows how many modern interface ideas were already solved in 1968.
20 Hacker News mentions · 2013–2026