The safest place to save money is in the bank. Which I know, if a bank is robbed or stolen, the bank is willing to provide a refund guarantee. But in crypto, there is no guarantee if all asset robbed or stolen, it will be lost forever, it's very scary.

I disagree with you. They cannot touch your money with blockchain but they can hack your wallet information. If you lose your money in the bank, you can sue them for a refund. But if you lose your wallet, you cannot do anything. You can also lose money if the price of coins is reduced