Final Word on Bitcoin Core vs Knots, Which Treasury Company is Best

Disclosure: author is a reseller for Coinkite If you're not familiar with Tangem wallet, it's an NFC card that acts as cold storage for different cryptocurrencies by using Near Field Communication to sign transactions and move funds by coordinating with a smart phone. This allows for the master private key to stay on the card, acting as an affordable ($54 for 2 cards as of this writing) cold storage option. Tangem's main page describes that the key can't be extracted and the card pin can't b...