[Conscat]

That's become of the most memorable threads on Hacker News to me. I definitely think about it at least once most weeks.

[qingcharles]

Closure finally!

[IshKebab]

Well not really though. It still doesn't answer where the symbol came from; just where it was first catalogued.

Presumably its original use was in some yet-unfound paper or manual where they needed a symbol for azimuth.

[merlindru]

what will i do... with all this extra time....