The most profound technologies are those that disappear
September 1991 (Scientific American). Mark Weiser, head of the Computer Science Laboratory at Xerox PARC, opened his September 1991 Scientific American article "The Computer for the 21st Century" on ubiquitous computing with this sentence.
The Computer for the 21st Century
More from Mark Weiser · AI and culture · AI and science · Before ChatGPT
Who else?
What it refers to: Technologies such as writing and electric motors that faded into everyday life, the model for ubiquitous computing that lets computers vanish into the background.
Other voices
- “The essence of technology is nothing technological at all” Martin Heidegger,
- “A bullet displayed in such a room would be fatal” Ivan E. Sutherland,
- “The computer claims sovereignty over the whole range of human experience” Neil Postman,
- “The clock, not the steam-engine, is the key-machine” Lewis Mumford,
- “As with most gadgets in unenlightened hands, a terrible drudge” Alan C. Kay,
- “Machines are becoming biological” Kevin Kelly,










