Just a data point: LaTeX is used in math-oriented stackexchanges, like https://scicomp.stackexchange.com https://scicomp.stackexchange.com Albeit for mathematic

Just a data point: LaTeX is used in math-oriented stackexchanges, like https://scicomp.stackexchange.com https://scicomp.stackexchange.com Albeit for mathematical notation, not typesetting a complete document. One might claim it's just catering to the dominant delusional cultist hierarchy... but it sure makes the math a hell of a lot more readable.