Pi in the Sky

I don't know how I missed it, but Friday 14 March was Pi Day.

In their wisdom, our educators of yore made sure that teenagers
would fall prey to none of the pitfalls associated with our age.
They taught us geometry.
We spent years wandering in circles, pondering triangles and
wondering when the day might come when we would be released
from our servitude to Euclid and all his works.

That time finally came... and what do we do?

Learn CAD, that's what...