Rumours have long swirled about the bona fides of Tether, a four-year-old cryptocurrency with more than $2.8bn in circulation, and of Bitfinex, the ...
source https://www.google.com/url?rct=j&sa=t&url=https://www.economist.com/finance-and-economics/2019/04/26/a-fresh-probe-raises-fears-of-systemic-problems-in-the-cryptocurrency-market&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNFK69XBNdXlaFducec71K_0CdMDfg
