They’re notorious and have been featured in tons of episodes of TV shows (including a particularly good early-ish episode of South Park, among more-ordinary sit

They’re notorious and have been featured in tons of episodes of TV shows (including a particularly good early-ish episode of South Park, among more-ordinary sitcoms and such) since at least the 90s. They’re a punch line. My parents nonetheless fell for one in the early 20-teens. How they had missed this particular bit of common wisdom, I have no idea.