I see, and that'd be useful as a global system as well right? I know each country has an implementation of these things like e-signatures etc. If I'm understanding correctly;;

What would those be?

Completely different tech, the people who did it before are dead or not long for it. They probably hard a great framework but had to do a lot of first principles thinking for this new iteration. Also before saying you're wondering why something is hard to do you should ask yourself if you could do it. Helps when taking things for granted.