Are you serious? That is truly disturbing, and no I was never that fortunate.Or maybe you were never fortunate enough to get the "I know people that know you" messages.
Just going on what is printed in a public forum, and one reason it stuck with me is because I used to be on a construction forum where someone actually did seek out another in real life. It's all fun and games until a 3-letter agency shows up on your doorstep.