That's 66 bits of entropy. With a quantum computer having 66 logical (error corrected) qubits, the pass phrase can be cracked in under a day. That's not too fa

That's 66 bits of entropy. With a quantum computer having 66 logical (error corrected) qubits, the pass phrase can be cracked in under a day. That's not too far off, maybe a few years before one is commercially available.