The US generally uses a different system than a single registry. https://en.wikipedia.org/wiki/Recording_(real_estate) https://en.wikipedia.org/wiki/Recording_

The US generally uses a different system than a single registry. https://en.wikipedia.org/wiki/Recording_(real_estate) https://en.wikipedia.org/wiki/Recording_(real_estate) That doesn't necessarily mean that a blockchain would be preferable. If one thought the US system is actually better than a registry, then one might consider a blockchain is essentially a fancy central registry.