Light is faster than Electricity and so will start appearing inside your computer

How do we move data between chips, within systems, at the speed of light rather than the speed of electricity?

Scientists at UC San Diego say they now have the answer — a laser measuring one micron in size, built with super-thin layers of silica and aluminum, that works at room temperature and emits a beam whose wavelength is 1.4 microns, larger than the laser itself.

Computing faster than electricity - SmartPlanet

Enter the Nanolaser