Soon the little passageway in Hamra became known as Barbar Street and, between the cocktail shop and the sub sandwich restaurant, the street is now blocked by the sign: 'Road Open to Barbar Clients Only'.

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Finally, a restaurant with seating space, a submarine sandwich joint and a butcher's shop completed the Barbar food armada.

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If a hungry person goes to a restaurant and orders a cheeseburger and is unable to pay, restaurant personnel are completely free to withhold the sandwich and, if this is a frequent occurrence, to refuse entry of the person into the building.

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Within this context, many Americans -- including residents of Atlanta, the ninth "gayest" American city in 2012, according The Advocate magazine -- have chosen either to enjoy Chick-fil-A's sandwich variations or to not patronize the restaurant because of its values.

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Meanwhile downtown at his Michelin two-starred restaurant SHO Shaun Hergatt Executive Chef Hergatt serves a very special sandwich, not simply a sandwich, but a work of art.

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Marian Wilson said she tried not to notice the men slowly pacing and looking for evidence on the street behind her as she ate a tuna sandwich at Stephanie's on Newbury, a restaurant a block from the site of the bombings.

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If they had a good day selling papers -- they had enough to give to their mammas, and then some -- Frank would stop with the other guys at the U.S. Restaurant, on Columbus: fried ham on French bread, a big sandwich for a dime.

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But unless and until Bitcoin can be used to buy a sandwich, or be accepted by your friends when you pay them back for a restaurant meal, then it is likely to remain just a playground for geeks and gamblers.

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