Too Long; Didn't Read
OneCoin, Bitconnect, PlusToken and PlusToken are the most popular Ponzi-scheme scams in the crypto world. Bitconnect was released in 2016 as a so-called lending platform a proper Ponza scheme. PlusToken was a “high-yield investment program” that offered 9% to 18% monthly returns on investment to unsuspecting Asian people. The scam was never closed and there are still ‘leaders’ that are trying to bait more people into the system to scam money of them.