I saw a commercial last night for a product that is supposed to remove toxins, including heavy metals, via a pad that is stuck on the bottom of the feet. That ole’ P.T. knew a thing or two about people...
Aw geez! They will probably make millions with it, which is a terribly sad commentary on the intelligence of many people as well as how much excess cash they have.
You're quite right about P.T. Barnum, and sadly people haven't gotten any more astute since Barnum's era despite the easy availability of instant information and fact-checking.