I wrote a column in this space in October about Microsoft's vision for the future of ubiquitous computing, which they illustrated with .

Microsoft's predictions are all based on what current research will make possible or affordable in the future. Many of these ideas are based on major breakthroughs in the cost, quality and functionality of glass.

For example, Microsoft envisions augmented-reality taxicab windows, wall-size displays and computer displays on surfaces like kitchen counters.

A theme is that computer displays can also be see-through. And, in fact, Microsoft that uses transparent displays, called the see-through 3D desktop.