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H__Dresden t1_j1n82ib wrote

Time to break the Blockchain and shut it down.

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maqp2 t1_j1tpi0p wrote

The Merkle tree side won't be broken as 256-bit hash functions are not vulnerable to Grover's algorithm, and the digital signature algorithms used to sign transactions can be replaced with post quantum versions. So unfortunately we won't get rid of crypto currencies.

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