Six years ago, our venerable overlords at Stack Exchange had a hissy fit about what it calls "meta tags":
We have also discussed them at least once, four and a half years back:
Meta tags - time to eradicate? (Though the tags we actually discuss are bad for other reasons and are not meta tags as Stack Exchange defines them.)
Anyway, I've just noticed we have a meta tag rationale with in the vicinity of 100 questions.
What shall we do with it?
What shall we do in regard to the Stack Exchange policy against meta tags?