" Besides, he adds, "wireless technology is cheaper and quicker to install in remote parts of Asia, like China, India and Vietnam than wired.

CNN: Cell-Phones On the Line

At these depths, everything must be done with remote-control robots that install the blowout preventers, submersible pumps and other devices to manage the flow of oil and water on the ocean floor.

FORBES: The delicate art of sucking up

It is quicker and cheaper to sell a poor person a mobile telephone than to install a payphone in a remote village.

ECONOMIST: The digital revolution is helping the poor, too