Bitcoin is vulnerable to hackers now that the operating system (Ones Compliment) used to keep hackers from getting in was exposed.  When created they couldn’t use it as crypto due to it being vulnerable to hackers until they figured a way to do it and that was by using Ones Compliment operating system. That is how hackers can hack the block chain. This means all crypto is at risk as they all used the same method to secure the block chain.

Comment:  So unimaginative to use the same method to secure all block chains.  This way if one goes down they ALL go down. One’s Operating System:

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