Ten years ago today, the first iPhone arrived, sporting an all-new user interface built on a multi-touch screen and a virtual keyboard that soon replaced all that had come before for mobile devices.

Combined with internet access and, later, an online app store that offered enterprise applications, the iPhone allowed workers to treat their cell phone as a more convenient, portable computer. It also meant that companies had to figure out -- quickly -- how to manage all those new iPhones.

Steve Palmucci remembers suddenly seeing new iPhones show up at work, and he  immediately worried about its lack of security and business capabilities. Nevertheless, employees seemed to love them, and made it clear they wanted to use them for work.

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