Acc441, does, in any way, EXPO remind you of a *confidence trick*? The wikipedia answer can be as simple as A & B ;-):
A) A confidence trick is an attempt to defraud a person or group by gaining their confidence. A confidence artist is an individual working alone or in concert with others who exploits characteristics of the human psyche such as greed, both dishonesty and honesty, vanity, compassion, credulity, irresponsibility, naïveté, and the thought of trying to get something of value for nothing or for something far less valuable. B) The confidence trick is also known as a con game, con, scam, grift, hustle, bunko, swindle, flim flam, gaffle or bamboozle. The intended victim(s) are known as marks. The perpetrator of a confidence trick is often referred to as a confidence man/woman, con man/woman, con artist or grifter. When accomplices are employed, they are known as shills.
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