[mewzilla]

And with these computerized machines, how do we know no-one's screwed with the hardware and/or software? At one point I heard that one vendor was even supplying the software for most if not all of the machines. Personally, I'd be more comfortable with the low tech methods since I would think it would easier to spot fraud.

[FreeTally]

And with these computerized machines, how do we know no-one's screwed with the hardware and/or software?

You don't and can't and that is why I have always been totally against them.