With more than 700 patents to his name, Tesla invented radio, the coil transformer, wireless communication, fluorescent lights and the alternating-current motor, which allowed electricity to flow over long distances.

FORBES: Pioneers Die Broke

Direct current, in which electrons flow in only one direction, worked fine over short distances but was problematic for the long haul.

FORBES: Magazine Article

What's also unlikely is that Whitehall would retain its current Terms of Business Agreement with BAE Systems to ensure a steady flow of work over 15 years, intended to sustain jobs, skills and yards.

BBC: Fog on the Clyde