This summer, the transatlantic culture war has fixated on an unlikely flash point: air-conditioning. Last weekend, I arrived in Paris at the beginning of the heat wave, or canicule , that has stifled the country and much of Europe. Temperatures in France have soared to record-breaking highs, reaching nearly 112 degrees Fahrenheit in certain parts of the country. Several young children have died in parked vehicles, and the French government reported earlier this week that dozens of people have