Roger Antonsen's Math is the hidden secret to understanding the world TED talk on picturing patterns in Mathematics by changing perspectives - https://www.youtube.com/watch?v=ZQElzjCsl9o
You got to love mathematics. A presentation about the beauty of illustrating mathematics.
Presented in a 4:3 themeless beamer.
+1
https://en.wikipedia.org/wiki/Coupling_from_the_past
I "know" this guy from his other insanely clarifying (though dead tree based) expositions
Understandable-- & I think personal-ish submits are the best way to HN -- but I wish he'd keep commenting