tragic on Nostr: As for your other points: Even if there is a central authority there would be some ...

As for your other points:

Even if there is a central authority there would be some interest in having a digital system as opposed to very slow, error prone and privacy compromising legacy system.

If you ever worked as a scrutineer you'd know what I talk about.

Also, the benefit of this is you can cast your vote publicly and everybody can verify it. The authority only assures that you can't cast twice.