I got off easy.
"Everyone buy Leather Chaps, we're going to control the supply and all be rich! Spend all your money on Leather Chaps, you're sure to make it back when they go even higher! Make sure you don't sell until it's 1000x higher than when you bought, diamond hands until then!"
"Want to get in early on the next drop? Simply go all around the world telling people to join our private channel where it will be announced, if you get enough people to join we'll let you into the even privater channel where we announce it even earlier!"
Meanwhile last week some dude bought a billion Leather Chaps at 2gp each and is now laughing all the way to the Grand Exchange.
Nothing new is new. Nothing old is old.
Unfortunately immunity doesn't get passed down intergenerationally, or at least not enough that a few members of the herd won't be receptive to the infection the next time around. Every time "this time is different" with a sizeable group.