When I understood the blockchain and proof of work, my first reaction was - this is nuts. It's a waste of computing power and electricity all for removing a tru

When I understood the blockchain and proof of work, my first reaction was - this is nuts. It's a waste of computing power and electricity all for removing a trust provider. And immediately the next realisation was that making a blockchain private and removing proof of work made it pointless. Blockchain is a solution for nothing.