Post-quantum vulnerabilities assume quantum computers will be hostile to cryptoanarchy.
The pessimist will assume all hope is lost and the optimist will look forward to the quantum blockchain. Gramps be like Chicken Little. "... however it may deserve respect for its usefulness and antiquity, [predicting the end of the world] has not been found agreeable to experience." -- Edward Gibbon, 'Decline and Fall of the Roman Empire'
