WAR ON RAZE
This is the story of what happened when I went down a rabbit hole.
It starts with k7. If you press Ctrl-]
in the k7 WASM console, this appears:
x^x*/:x:2_!100
That's a prime number filter. There are faster ones - kparc.com's x,1_&&/80#'!:'x
is beautiful - but this one is really short.