Facts about Cryptosteel:
1. They are the OGs of metal backups, as they invented the Cryptosteel Cassette in 2013
2. Their metal plates are made in Poland 🇵🇱
3. You can get 10% off on your order using promo code BTCTKVR
4. With the Cryptosteel Capsule, you can also back up Nostr private keys, PGP keys, important passwords