sudah banyak bro, cari aja di situs2 cryptocurrency. http://cointelegraph.com/news/one-coin-much-scam-onecoin-exposed-as-global-mlm-ponzi-scheme http://insidebitcoins.com/news/onecoin-mlm-scheme-references-bitcoin-to-attract-investors/33875 http://ethanvanderbuilt.com/2015/05/08/onecoin-scam-yes-op
