$BTC Bitcoin (BTC) is a cryptocurrency (a virtual currency) designed to act as money and a form of payment outside the control of any one person, group, or entity. This removes the need for trusted third-party involvement (e.g., a mint or bank) in financial transactions.The U.S. national debt has hit a record high of $37 trillion, with 25% of tax revenue now going to interest payments. This renews concerns about inflation, long-term fiscal stability, and the future of the U.S. dollar.