Problem I have is haven't seen other wallets adopt them. I love the sats card idea but only nunchuck is supported.
The TapSigner card works seamlessly with Nunchuk Wallet on mobile, allowing you to take your security on-the-go. Plus, learn how you can integrate TapSigner into a multisig wallet for an extra layer of protection.
https://v.nostr.build/djDk.mp4
FULL TUTORIAL
https://youtu.be/xKHy1HMw5iU?si=vMLaj6TgZ3zLKIZm
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Discussion
Works with Sparrow Wallet as well if you get an NFC scanner for your laptop!