Also this reminds me of people checking photo ID when signing GPG keys. If you have no training/practice in identifying an official ID (as I'm 99% sure most of the volunteers at the polls do not either), the requirement is not worth much, which means all of the cons of the requirement easily outweigh the supposed benefits.
@mjg59 yep, amazing, hard to argue with: https://lists.debian.org/debian-devel/2006/05/msg01452.html
@johns @mjg59 I'm super glad that Debian policy has been steadily moving away from border guard cosplay over the last 10 years