Fed Cuts 0.25pt, Bitcoin Not a Tulip, JPMorgan Blockchain Breakthrough, Do Kwon Sentenced, and more in this Week in Review. Week in Review The Federal Reserve cut the federal funds rate by a quarter point on Dec. 10, 2025, aligning with CME futures pricing, commentators argued that bitcoin is not a speculative “tulip” despite enduring […]
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script – How does CSFS re-keying / laddering avoid replay across UTXOs?
With OP_CHECKSIGFROMSTACK (CSFS), signatures are verified against an explicit message rather than the transaction sighash. This seems to allow the...









