Ben Arc on Nostr: introducing the worlds first Nostr Signing Device! 🗝️Protect those keys🗝️ ...introducing the worlds first Nostr Signing Device!🗝️Protect those keys🗝️https://www.youtube.com/watch?v=SD6OQPoNlzA Huge props to fiatjaf (npub180c…h6w6), Stepan Snigrev, Vlad Stan