MS is already planning subsequent versions with less power-hunger 10W processors.
But then again, Surface Pro is a productivity device first and foremost and it has better battery life and is more portable than most laptops and has more processing power than netbooks. Ultra-mobile productivity devices are the holy grail of enterprise computers. Road warriors love them and all we've had to settle for at this point is ultra-mobile laptops which when fully-equipped can easily reach a couple grand. The second option was netbooks which had excellent battery life and portability, but the performance stinks. Then there was a rebellion against enterprise IT departments in the form of the dreaded BYOD iPads and Android tablets. As an IT admin, I don't want any of that and Surface Pro is my answer. It's a great medium between the ultra-portable notebook PC and a netbook.
Lastly, with the major push towards electronic health records, Surface Pro will blow up in hospitals and clinics where physicians and nurses have to lug or cart around computers and laptops. They can just walk around with the type cover and even scribble notes with the smart pen.
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