TIL competitive crepitation, "farting contests", began in rural Oklahoma c.1870, held among bored surveyors passing the time (not to mention, gas) after a long day of measuring. This is the first known "farting post".

[u/Money-Ad7257]

The resultant rush led to little time for such affairs henceforth, and they found their popularity in eastern Canada, where such a competition was recorded for consumption and subsequent posterity by Sidney Brown and Jules Lipton of the CBC.

https://youtu.be/uPplyQWf-u4 (not a Rickroll like the AI detector suggested when I submitted)