People love tacos… and people love a deal. So, it stands to reason that people would be willing to go to extraordinary lengths in order to get a deal on some tacos. If this is a small operation, then you can't help but wonder about the ethics of this story. Restaurants and bars run these deals as “dine in only” in order to get butts in seats and mouths drinking alcoholic beverages. Restaurants don't really make much money off of food anyways. With slim margins and intensive labor requirements,…