Here’s a nice summary view of how people are using iPhone today. (source: Morgan Stanley Tech Research)

On a related note, adoption by businesses is a major goal for Apple. See this Computerworld article on whether iPhone will be able to win over the resistance by enterprise and their IT support groups?
Companies need to obtain digital certificates for homegrown applications from Apple, then transmit the applications to Macs and PCs running iTunes. Individual iPhones have to be connected via a cable to an iTunes-equipped desktop computer in order to synchronize with the software and get access to the applications.
The direct-connect synchronization plan left IT managers such as Vivek Kundra, chief technology officer for the District of Columbia, looking for more options from Apple.
Kundra is beta-testing about 15 first-generation iPhones along with the iPhone 2.0 software that Apple announced earlier this year. The $199 price tag for the entry-level iPhone 3G will make the device “a lot more palatable for the enterprise,” he said.
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