This is really coo!
Best thing to share when someone asks what's the deal with quantum and bitcoin?

QuantumRekt - Bitcoin Quantum Vulnerability Checker
Check if your Bitcoin addresses are quantum-resistant. Find out which addresses expose public keys and are vulnerable to quantum computer attacks.
Here we can see people in 2010 being very surprised by the fact that fees are even a thing on Bitcoin.
They did not knew the extra BTC they got when mining were transactions fees.
