The cost of the beans that they import has soared this year, leaving roasters anguishing over whether their customers, from grocery stores to cafes to people looking for their daily latte, will tolerate higher prices. Extreme weather has damaged crops in Brazil, the world’s largest coffee exporter.... His latest order, in late July from the same importer, cost him$ 2.49 per pound. Behind that increase is a run-up in the price of beans that will be delivered to roasters months from now.... Trad