Since they are built on to a flat wafer, rather than etched out of it, layers of vertical transistors could even be constructed on top of one another, raising the intriguing possibility of multi-storey semiconductors.

ECONOMIST: Transistors: A tall story | The

The truth is the ISP business is characterized by wafer-thin margins, low barriers to entry, flat-rate pricing, intense national competition and high customer support costs.

FORBES: Mom-and-pop Internet