NEW YORK (BLOOMBERG) - Former BitMEX chief executive officer Arthur Hayes turned himself in to face US charges that he failed to take steps to prevent the pioneering cryptocurrency exchange he co-founded from being used for money laundering. A Singapore resident who is reportedly married to a Singapore citizen, Hayes on Tuesday (April 6) surrendered to US authorities in Hawaii, six months after federal prosecutors in New York accused him and his BitMEX co-founders of conspiring to skirt US laws requiring the implementation of money-laundering controls. He appeared before a federal judge in Honolulu and, pursuant to an earlier agreement, was released on US$10 million (S$13.4 million) bond pending future court proceedings in New York. "Arthur Hayes is a self-made entrepreneur who has been wrongly accused of crimes that he did not commit," his lawyers said in a statement. "Mr Hayes voluntarily appeared in court and looks forward to fighting these unwarranted charges." Hayes, 35, a former equities trader for Citigroup in Hong Kong, founded the Seychelles-based BitMEX in 2014 with Benjamin Delo, an Oxford-educated computer scientist who previously developed high-frequency trading system...