Fancy yourself a real-time pseudo-Holodeck? Yeah, it's been my dream too, ever since I was a Next Generation-watching kid. Sony's kind of done it using a combination of PlayStation Move and projection mapping, plus a helping hand from lycra-clad actors.
We've been waiting for Star Trek-style Holodeck technology since, what, 1966? Microsoft Research has finally taken up the challenge and developed this—it's not quite a Holodeck, but it's tantalizingly close.