Source: Cointelegraph.com NewsTether, Circle and other stablecoin firms held $80 billion worth of short-term U.S. government debt as of May 2022, more than owned by Warren Buffett’s Berkshire Hathaway.Read MoreCryptocurrencies, Stablecoin, Tether, Circle, USD Coin, Berkshire Hathaway, JPMorgan Chase