Earlier quoted context omitted.
> What was novel about the smart phone - really it's defining characteristic, was it wasn't a primarily single purpose device like a PDA, or phone, or MP-3 player/iPod, or camera, or handheld web browser, but rather a universal hand held computer/communications device, and one whose functionality was not limited to what you got out of the box. I used a Palm PDA back in the pre-iPhone days. Its functionality was not "…
You're completely discounting quality of execution, which in this case is everything. It's the whole ballgame. I had friends who were Palm Treo die-hards, and they dropped them unceremoniously in 2008 when they used an iPhone for the first time. They were already used to carrying around a phone that could do email and access the internet. But the qualitative jump to the iPhone was so big that it upended the industry…
Yes, the iPhone excelled on so many levels, from the hardware level sleek design, screen (game changer really - high resolution color, with multi-point touch support), camera, but also all of the individual functionalities. This wasn't an incremental advance or a case of adding one or two new capabilities to what a Palm could do - this was next-level across the board.
The design of iOS, including the gesture/touch based UI, and level of performance was also key, and it took Android a LONG time to catch up. Microsoft made a misguided attempt with Windows Phone, and others like Nokia and Palm were just left in the dust. We did get Qt from Nokia as a side effect, which was a plus!