[isbvhodnvemrwvn]

What purpose would that serve if identity is assigned by a centralized entity (the government)?

[Xss3]

Fraud prevention and decentralised id verification.

In a nutshell itd give identities the same level of technological protection that crypto currencies have.

[isbvhodnvemrwvn]

There is nothing this does that digital signature don't already.

[Xss3]

Would be very useful for voting too. Bulletproof fraudulent vote or ballot modification prevention.