Crypto investors are turning to Military grade vaults to safeguard their Keys. While some prefer to know the Keys by heart, some have their crypto stash in physical dedicated crypto wallets like Trezor and pay big money to have them stored in Nuclear sheltered safe vaults. Take for instance
Swiss Crypto Vault who offers Nuclear sheltered vaults to crypto investors. if you had 2000 bitcoins what options would you pick?
i prefer personal hardware storage like trezzor without any security. In addition, we can easily control the hardware wallet that we have at any time. it's different if we use security such as a safe, it's very difficult for us to control at any time and must be for a certain period of time