iPhone users no longer have an excuse to buy bottled water. A new iPhone application called "Oasis Places," created by Thermos, allows users to track locations, ratings, and photos of water fountains across the U.S. The best part? It's FREE (unlike expensive plastic bottled water.) Proponents of plastic bottled water argue that it is the most convenient source of water … [Read more...] about Thirsty? There’s an App for That.