rich1.0Big Barry Bitcoin (npub1pk…tpxa6)https://yabu.me/npub1pktmatjk0l8vn3jhfuwxaasjd65kn4ye9sce3egup7k993f8fg2q5tpxa6njumphttps://yabu.me... But if you use that xpub to generate an address and the device signs it, where can the lie exist?