The quantum vulnerability of old BTC addresses has finally attracted serious attempts at solutions. Privacy timestamp + post-incident rescue—if this mechanism can be implemented, hodlers' sense of security will be greatly enhanced.

A Paradigm researcher has outlined a new model designed to protect dormant bitcoins, including those belonging to Bitcoin's creator Satoshi Nakamoto, from potential quantum computing threats. Dan Robinson introduced what he calls "Provable Address-Control Timestamps" (PACTs), a proposal that would a