Air-gapped signing with Sparrow + Coldcard

arigatou gozaimasu.

Counterpoint: the protocol-level solution is more elegant and avoids trust assumptions.

Vouching for OP. We did a successful trade last month, no issues.

The miners I talked to all say the same thing — margins are thin but still profitable.

I have been mining since 2013 and this is the most volatile profitability swing I have seen.

The miners I talked to all say the same thing — margins are thin but still profitable.

Merci pour le partage.

gam sa hap ni da.