> ... another is land registries. People have suggested this before. However, using "blockchain" for land registries doesn't seem any better than using a data

> ... another is land registries. People have suggested this before. However, using "blockchain" for land registries doesn't seem any better than using a database + audit trail. eg standard tech Just because the land registry is stored in a block chain doesn't make it incorruptible. The exact same person/people that would submit correct information into the blockchain (eg gov officer) can be persuaded ($5 wrench approach, etc) to submit incorrect info to the blockchain: https://xkcd.com/538/ https://xkcd.com/538/ Same problem set as the existing tech.