My very first tutorial video featuring the Coldcard. I couldn’t do it without nostr:npub1rxysxnjkhrmqd3ey73dp9n5y5yvyzcs64acc9g0k2epcpwwyya4spvhnp8​. Not your keys not your #Bitcoin. Learn how to self custody or pass along to a friend:

https://youtu.be/IJbog_k5XWE