Earlier quoted context omitted.
(META: Anyone want to summarize the 20 minutes of video, and make it more relevant to this conversation than simply, "No." ?)
Haven't watched it, but to summarize what I imagine someone aligned with me would say: A ballot's entire lifecycle can be watched as it goes from the stack to the booth to the dropbox to the counting pile. Poll watchers are vestigial as soon as voting machines are involved; it becomes the honor system, which is not trustworthy enough in a system where the parties do not trust each other. The best you have is 'we have…
And the other related issue is that in 2025, it simply should be possible to vote from your phone in a way that verifies your identity, if you'd like, using the faceId/fingerprint biometrics that most smartphones from recent years have.