"The basic idea is good"

In nature, 'good' is many times good enough. I cannot follow your first argument: 'We don't change our values'.

On democratic control: I think this concept is overrated. What we want is no central ruler. Anyone can join. That in practice many people complain but do not invest a few $ to become an miner themselves or start learning coding, is a fact of life I am afraid. Friction...