Sen. Elizabeth Warren (D-Mass.), a critic of Bitcoin (CRYPTO: BTC), reportedly paid an unusual tribute to the pseudonymous founder of Bitcoin, Satoshi Nakamoto. What happened: A news report indicated that the senator seemed to have approved an order to have a flag flown over the U.S. Capitol in tribute to Bitcoin’s pseudonymous creator, Nakamoto. Warren, a Massachusetts Democrat, is known for her unyielding stance on the blockchain world, exemplified by her support for bills such as last year’sDigital Asset Anti-Money Laundering Act, designed to limit cryptocurrency transactions by financial i…