Gates says depth-sensing, motion-tracking cameras will come to PCs, gaming devices and televisions. Gates said: "For media consumption as a whole and even if they connect it up to Windows PCs for meetings, collaboration and communication."
Gates also weighed in on the debate over Google's Chrome OS. He said: "You should make them be concrete about what they're doing. When Google does anything it gets this – the more vague they are, the more interesting it is."
Can you see yourself gesticulating at your computer in the future? And is ol' Bill right about Google Chrome OS? Let us know in the comments. And find out more with our 5 things you need to know about Project Natal.