Microsoft charges into laptop market with Surface Book

Microsoft today introduced its first legitimate laptop, the Surface Book, a keyboard-equipped premium-priced notebook that can gymnastically twist into a slate or snap apart to serve as a tablet.
"What if you wanted a Surface, but you wanted a laptop Surface? What if we did a laptop?" asked Panos Panay, Microsoft's top executive for its Surface portfolio, during a two-hour presentation in New York that also saw the unveiling of the Surface Pro 4, a pair of flagship Lumia smartphones and device