Michael Saylor Debunks Quantum Threats: Banking Systems Are Much More Fragile Than Bitcoin Michael Saylor says Google and Microsoft wouldn’t sell quantum machines capable of breaking modern cryptography because it would destroy themselves. Bitcoin is a protocol, just like the English language or decimal mathematics. When a calculator fails, you don’t switch to hexadecimal—you just update the software. Bitcoin is one of the hardest systems to crack in this universe. Even if supercomputers emerge in 10-20 years, the Bitcoin network can be upgraded, just like updating software.