Tether, issuer of the $83 billion USDT stablecoin, has invested an undisclosed amount in payment processor firm CityPay.io, according to a Wednesday press release. CityPay.io added USDT as payment ...

Developed to address the crypto market’s growing demand for passive income, the introductory stage will see the exchange issuing 7-day USDT 100% Annual Percentage Rate (APR) products.