Evan Wallace basically said screw it, I'm writing a custom WebGL renderer and multiplayer protocol, when everyone else was slapping together existing libraries. Most of us would have built a janky Electron app and called it a day. Instead they went nuclear on performance because that WAS their product differentiation.
Curious why you copy/paste your previous comments verbatim[1]. I was reading it and could have sworn I have read that exact comment before and was thinking it's dejavu.
Not sure, their comment history doesn't look like it. If I had to guess, they got a fair amount of karma from the old comment and thought they could get away with reusing it and harvesting some more.