If anyone needs a quick/easy way to generate a truly random Bitcoin seed phrase after the coldcard fiasco, I wrote a script that generates entropy from human movement.

GitHub
GitHub - ThymeKeeper/bitflip: Derive a BIP39 seed phrase from physical coin flips. Single file, stdlib only, airgapped.
Derive a BIP39 seed phrase from physical coin flips. Single file, stdlib only, airgapped. - ThymeKeeper/bitflip

