Facebook has the same problem, see any FB group for endless "duct cleaning" or "bad roofs needed, buy our metal roof" spam. A few months ago it was "remote jobs

Facebook has the same problem, see any FB group for endless "duct cleaning" or "bad roofs needed, buy our metal roof" spam. A few months ago it was "remote jobs at Amazon, follow this google doc link". They'll let it fly for months as it "generates activity" or some other metric, it will eventually die off when the spam campaign changes.