To activate the altered neurons, they usually use a laser tuned to the proper wavelength and pipe the beam through a fiber-optic cable implanted in the brain tissue.

WSJ: Scientists Cast Light Onto Roots of Illness Deep in the Brain

The next decade may find 4.3 pedabits per second traveling down that solitary pipe--enough to beam a family reunion in holographic form into every living room in Manhattan.

FORBES: BET ON THE HARES

Since all that dirt and heavy pipe provides lots of insulation, Nethercomm can beam a radio signal and not have to worry about interference.

FORBES: How To Use Your Oven To Surf The Web