which discusses an invention that could be described as thrifty, useful or just crazy, depending on your point of view, Forbes highlights Jewish Rabbi Aaron Winternitz's conversion of an old school bus into an oven for cooking matzos for the upcoming Passover celebration. Officials were responding to reports of smoke when they located the bus/oven around 3 am. This would have been the second year that the Rabbi had used the bus for cooking Passover food. New York officials have stopped the cooking until the Rabbi can produce the necessary documentation to satisfy safety regulations. Inventive, no?