Created: 2017-08-23 — modified: 2021-02-27 — tags: Linux history links
Because keyboards were hard
Peter Krumins on catonmat.net recently found a nice explanation: keyboard keys were hard to press, so they tried to shorten everything.
Link to video with only relevant part.
Link to whole video From UNIX to Linux, a time lapse of 45 years, with a bunch more fun facts.