Why Smart Backup Cards and NFC Contactless Payments Are Quietly Changing Crypto Security

Okay, so check this out—I’ve been carrying a slim smart card in my wallet for months. Wow! It feels weirdly reassuring. At first I thought it was just a neat gadget, but then the use-cases started piling up and my brain did a little flip. Initially I thought hardware wallets had to be bulky and […]