Microsoft CEO Satya Nadella speaks at an event demonstrating the new features of Windows 10 at the company’s headquarters Wednesday, Jan. 21, 2015, in Redmond, Wash. Executives demonstrated how they said the new Windows is designed to provide a more consistent experience and a common platform for software apps on different devices, from personal computers to tablets, smartphones and even the company’s Xbox gaming console. (AP Photo/Elaine Thompson)

Microsoft Corp surprised the tech world on Wednesday with a prototype hologram visor that can bring the Minecraft video game, Skype calls and even the landscape of Mars to three-dimensional life. The ageing tech pioneer, which long ago lost the mantle of the world’s most inventive company, is making a bold play to regain that title in the face of stiff competition from Google Inc and Apple Inc.

Tweet