Devicescape Software Inc. is a California-based company that is trying to sell wireless carriers on the potential of using the multitude of free WiFi hotspots in existence to their benefit. The company's product causes smartphones to automatically link to freely offered WiFi networks, without the user having to perform the manual tasks that are typically required to connect to hotspots. "We're taking advantage of the public WiFi that has already been deployed, and there's actually tens of millions of locations in our network already, and it's composed of everything...