Spurring.

The hot dog, as we know it, is the result of the right idea-spurring question being asked at the right time. Antoine Feutchwanger sold sausages at the Louisiana Exposition in 1904. He first sold them on plates, but this proved too expensive. He then offered white cotton gloves along with the franks to prevent customers from burning their fingers. The gloves also were expensive, and customers walked off with them. Antoine and his brother-in-law, a baker, sat down and brainstormed. "What could be added (MAGNIFY) to the frankfurter that would be inexpensive and would prevent people from burning their fingers?" His brother-in-law said: "What if I baked a long bun and slit it to hold the frank?" "Then you can sell the franks, and I can sell you the buns. Who knows, it might catch on.

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