What would that look like, if not a very expensive pencil? Anything on the internet is a giant violation of (1) and (3), so you're basically left with some var

What would that look like, if not a very expensive pencil? Anything on the internet is a giant violation of (1) and (3), so you're basically left with some variant of a polling place with voting booths. At that point the specific technology you use to actually count the votes is immaterial.