... can use the Outbox metaphor to address the natural separation of functionality: the user composes content, and the user transfers content The two functions aren’t necessarily linked together, though ... several use cases, with special consideration of the environments in which the user will interact with the application and with the device Will the user be walking? Standing on a crowded commuter ... Connectivity The iPhone supports several forms of networking: Wi-Fi, 3G, and 2G EDGE The iPhone will detect and use the fastest connection automatically That is, if Wi-Fi is available, the iPhone will...