In the PC era, Microsoft's Windows dominated with more than 90 percent market share of systems, including desktops and laptops. It was a virtual monopoly, and Microsoft was able to attract the best and brightest talent and developers. With the massive shift to mobile devices, however, Microsoft has fallen behind where the market is heading.
But reports of the death of the PC are premature. According to Net Applications, Microsoft is still the king of the desktop, with about an 83 percent share of the desktop market.