"Through the Trap Door"
by Robert Tinney, for the March 1979 cover of BYTE magazine

Mathematics/Design

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https://linktr.ee/sinusoidalsnail

I think it’s maybe a reference to trapdoor algorithms, due to the title! But I haven’t looked thoroughly. Here’s the issue!

https://archive.org/details/byte-magazine-1979-03

plain text, maybe UNIX nerds like myself, pushing against the first windowed interface? just guessing.