The problem with proof of stake is you can validate multiple chains with the same stake. Mining will always be there though it may be more about tech r&d than electricity cost. There also might only be one mined coin with others linking to it.
The problem with proof of stake is you can validate multiple chains with the same stake. Mining will always be there though it may be more about tech r&d than electricity cost. There also might only be one mined coin with others linking to it.