Microsoft has a vision for the future, and it involves terms and technology straight out of science fiction.
But are we actually glimpsing that future? Yes and no.
Microsoft's HoloLens, which the company unveiled at its Redmond, Wash., headquarters on Wednesday, is a sleek, flashy headset with transparent lenses. You can see the world around you, but suddenly that world is transformed -- with 3D objects floating in midair, virtual screens on the wall and your living room covered in virtual characters running amok.