Yes, actually. There is a profound potential in cryptocurrencies...
it at least presents a plausible, albeit simplified, logic behind how cryptocurrency and blockchain could be foundational in political institutions which could mitigate if not altogether eliminate the ability for nation's to wage war.
No you have not presented a plausible logic as to how crypto could be ....
Blockchain is an ALGORITHM. You've presented a WISH. Call it by some other name as desired, but it is very, very different than an algorithm.
Moreover, may I suggest that if someone/some government tells you they have a crypto with such wonderful features, look deeper.
Look at what's really there, and how it can be abused for power.