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The other day when I was hacking together on some GCode for a small CNC table, it felt somehow very similar to me: I realized that, as a five or six year old, playing with Logo/Turtle graphics on Apple ][ machines--my first interactions with computers--was essentially the same conceptual loop.



Programming Computer Animation in 1964 - AT&T Archives: https://www.youtube.com/watch?v=-5mFhDIJfNA

The Wheel of Time turns, and Ages come and pass, leaving memories that become legend. Legend fades to myth, and even myth is long forgotten when the Age that gave it birth comes again.


-- Robert Jordan


The same goes for plot(6) on plan 9: http://man.9front.org/6/plot

It's all vectors and arcs though some newer controllers do splines and other curves in hardware during execution using vendor specific instructions.




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