“Escherfall” is a great term! From the picture, it’s almost like Eternal Beta.

i haven't read this. i did read his book on eiffel and oo programming, and actually tried using the eiffel programming environment on a quite powerful pc, way back when - complete failure, though the book wasn't bad.

anyone wanting a good general book on software development i would recommend "rapid development": https://www.amazon.co.uk/Rapid-Development-Taming-Software-S...

I was looking for the decade first in the post - it fits the early 90s

It's using the animorphs font