Some suggested that he could launch his own show online, while British bookmaker Betfair is offering odds on Carlson running for the presidency in 2024.
Every day thousands attend organised spectacles, mainly concerts and football matches, around which a constellation of athletic trainers, bookmakers and food-sellers rotate.
In his early 30s, sensing correctly that bookmakers were inaccurate when setting odds for football matches, Mr Benham left banking to become a full-time gambler.