Moving consensus away from proof of work, proof of stake is currently the promising solution but there will be a lot of pushback from the miners as their hardware would become obsolete and they may decide to just continue mining like they currently are.
The market would then decide which is the real Bitcoin and the mining would only stop once it’s no longer economically viable to mine Bitcoin due to the price dropping.
The market would then decide which is the real Bitcoin and the mining would only stop once it’s no longer economically viable to mine Bitcoin due to the price dropping.