Displays Without Screens Show Promise

CRTs , LCDs, even plasma screens all have one thing in common; the image they show is on a piece of plate glass, and about as fragile. You can't walk around the image and see it from other angles, you can't use your finger to interact with the image directly, and you can't hope to find anything that will produce images of objects that seem to float in midair. Or can you? It seems that images floating in midair without the aid of a screen of any sort beyond the air itself is exactly what one new company, IO2 Technology is offering. If you're intrigued now then you'll be dumbfounded in a second; the company claims that the technology involves modifying the air we breathe, and then lighting it to display an interactive image