Crypto company Tether, the creator of the world's largest stablecoin, plans to launch a U.S.-based stablecoin designed for U.S. residents called USAT, the company's CEO Paolo Ardoino said on Friday.  Former White House official Bo Hines will be the CEO of the new venture, which aims to launch by the end of the year, Ardoino said at a press conference in New York. The move is the latest sign of Tether, which is based in El Salvador, looking to bolster its presence in the U.S., where crypto