The key is you do not understand cryptocurrency. The reason you think Bitcoin is scary versus holding Gold or Silver in your hand is because you do not understand it.
BitCoin is NOT a currency. That's right, it's not money. That's just one of it's uses.
It's a new computer language application, so it's not gonna go anywhere, it's a protocol and new language for developers.
Remember deregulation? Now we have "decentralization" we can UNbank ourselves. Give it a chance.