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I think they want to simplify the human interaction as much as possible to eliminate things like hanging chads, misreads due to erasures etc. This also requires

I think they want to simplify the human interaction as much as possible to eliminate things like hanging chads, misreads due to erasures etc. This also requires less importance on the other human step which is reviewing as there are hopefully fewer errors in the first place Although I would favor a screen with physical buttons next to it (not like the garbage you see on ATMs and gas pumps though)

notamerican 8y ago
> not like the garbage you see on ATMs and gas pumps though What don't you like about these buttons? As mentioned elsewhere in the comments, this is a proved design that works well for a great number of people. Plus, the elderly / tech averse are likely to already know how it works.