Question: What is the name of the 1981 international bestseller written by the co-presenter of an event organised by Northern Telecom in which Professor Nicholas Negroponte's 'trading places' idea was renamed the 'Negroponte Switch'? 
Sentence (from "Negroponte switch"): He suggested that due to accidents of engineering history we had ended up with static devices – such as televisions – receiving their content via signals travelling over the airways, while devices which should have been mobile and personal – such as telephones – were receiving their content over static cables.
Relevant evidence: No