Tether Crypto Coin Art "Liberty – In Crypto We Trust" as a Non-Fungible Token (NFT). Tether is a controversial stablecoin pegged to the U.S. Dollar with tokens issued by Tether Limited. As with all centralized fiat collateralized stablecoins there is always a systemic risk over the validity of its full reserve and a single point of failure. Controversy exists about its connection to Bitfinex, and whether Tether was involved in the manipulation of the Bitcoin market in late 2017. Bitfinex and Tether have denied all allegations featured in a class action lawsuit. Limited Edition. Only 10 Tokens available.