@woe2you@beige.party @marco@mastodon.skup.in @kamstrup@fosstodon.org Keystrokes were a bit expensive when Unix was created. Those teletypes tended to use a lot of paper (thermal paper, which came in long roles). And they were slow (I've used them). Warning - the video shows these things, but there is a lot of typical you-tube babbling. https://www.youtube.com/watch?v=zeL3mbq1mEg