Shamir's Secret Sharing is not foolproof. Read this Bitcoin Wiki article: https://en.bitcoin.it/wiki/Shamir_Secret_Snakeoil
TLDR: SSS is very difficult to do correctly. Use multi-sig instead.
Wow thats surprising considering trezor is willing to offer a product that supports it. Seems like that would be devastating if it didnt work for their reputation. Thanks ill give this a review.
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Use Blockchain Commons materials and software.
I'd agree usual multisig might be better.
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