After a whole series of delays, Microsoft is finally ready to release its up to $22,000 Surface Hub to the businesses. If  you’re not familiar, the Surface Hub is giant all-in-one touchscreen PC designed for conference rooms and teams. It supports dual pen input (the pens are more like digital markets) via a OneNote whiteboard, and comes with speakers and microphones designed to cover a full conference room. It even has two webcams – one to follow the presenters, and one for the audience It was announced about a year ago at last year’s Microsoft Build developer event. It was then pushed…

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