It's a common myth. Bitcoin can be easily upgraded to use any algorithm. https://en.bitcoin.it/wiki/Myths#Quantum_computers_would_break_Bitcoin.27s_security ht

It's a common myth. Bitcoin can be easily upgraded to use any algorithm. https://en.bitcoin.it/wiki/Myths#Quantum_computers_would_break_Bitcoin.27s_security https://en.bitcoin.it/wiki/Myths#Quantum_computers_would_bre... https://en.bitcoin.it/wiki/Myths#Bitcoins_are_worthless_because_they.27re_based_on_unproven_cryptography https://en.bitcoin.it/wiki/Myths#Bitcoins_are_worthless_beca...