Page 142. " Jarvik IX Exterior Artifical Heart "

Robert Jarvik was an American scientist who helped develop the Jarvik-7 artificial heart. It was first implanted into the body of retired dentist Barney Clark in 1982. He survived for 112 days, during which time he made frequent hospital visits, before dying.

Page 150. " not Ludditism but a kind of retrograde transcendence "

The Luddites were a social movement who protested against the changes brought by the Industrial Revolution. Although named after Ned Ludd, who inspired the movement by breaking two stocking frames in a fit of rage, there is no actual evidence to prove he ever existed. However, this incident symbolised the Luddites' opposition to mechanical devices which was leaving them without work and changing their way of life.