Shira Vickar-Fox is a freelance writer based in New Jersey.
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Sukkot was cold in Ithaca, N.Y. Josh Polevoy and friends wondered if they needed to return after dinner to the sukkah, and the frigid outdoors, to eat the few remaining pieces of deli roll. With a quick search on the web browser of his iPhone, Josh, a senior at Cornell University, found his answer.


