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Seardsalmon | 1 years ago (raw) | root | parent | reply | flag 
 So your proposed alternative is the average user does what exactly—use airgapped laptops w/ bitcoin core for everything?
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matt | 1 years ago (raw) | root | parent | reply | flag 
 Hmm? No, the average user uses a hardware wallet and corresponding software control wallet which implements such a protocol completely transparently to them.
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Seardsalmon | 1 years ago (raw) | root | parent | reply | flag 
 Most people today are using Sparrow with HWW of choice via PSBT (air-gapped or usb). Maybe specter after that…
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matt | 1 years ago (raw) | root | parent | reply | flag +2 
 Okay? Add an extension to the PSBT with requested nonce. This is really trivial stuff.
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Seardsalmon | 1 years ago (raw) | root | parent | reply | flag +1 
 Agreed and we have suggested adding as a new field 🤝