If you're going to trust the government to validate the blockchain then you don't need any proof of work anymore. You just need proof of Government: depending

If you're going to trust the government to validate the blockchain then you don't need any proof of work anymore. You just need proof of Government: depending on the government, that might be a trillion-dollar SQL database built by Palantir, or it might be a physical stamp in red ink on a dot-matrix printout of every newly verified block.