"Obvious ways around that"??? And you think those obvious ways you presented would somehow pass the smell test of honesty rather than being seen for what they are - an evasion attempt.
The state sales tax guys aren't that stupid, friend. If you live your life that way under the FairTax you'll end up in the same cell block as Nightie - and it would serve you right. You're obviously not a mathematician who can use common sense.
The trick with falafel is to make it nice and thick. Too thin, and it's humus--it just won't fry up right.