Bitkey hardware wallet! 2/3 multisig requiring phone app and rock for large transactions, or just phone and Block servers for small transactions. Can replace phone app or rock if either are lost / damaged. No seed phrases required. nostr:nevent1qqsg8pv9dcwm7huqrd9qaw5z7zlx690wggne7808ygc4lvwhr76h76spzpmhxue69uhkummnw3ezuamfdejsygp95gvjmne5cwlry6vgkhyljs42jeuf3xw3tdv5zfszs49gwglfaqpsgqqqqqqspgf5t0