
, Microsoft spent a ton of time talking about how Cortana is integrated into the operating system, how Modern apps use the same code across desktops, tablets, phones, and even Xbox, how the new Spartan web browser lets you write on the screen to annotate the web, and the entirely new holographic interface (requires the HoloLens goggles). And it’s a free upgrade from Windows 7 and 8.

But should you care? We’d argue that even without the gimmicks, Windows 10 is an amazing upgrade for all. Windows 10’s features today, and it includes things like the Cortana digital assistant, Xbox integration, a completely new browser that isn’t Internet Explorer, and yes, holograms.
