Given that it runs OSX, which is a flavour of BSD, one could argue that it is the least proprietary handheld devices out there.
>It looks great. However, I never got an iPod because of how proprietary it is. The phone will be no different...and it's not available from my provider.
>
>>The iPhone is a masterpiece. Beautiful stlying. No buttons. Giant screen.
>>
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http://www.apple.com/iphone/