Necker Island (British Virgin Islands) would survive their castaway adventure for at least three weeks, but as McCullin later recounted, "because of our gathering weakness ... out of temper, and out of water, we hoisted the red flag and were taken off in the early hours of the fifteenth day". According to McCullin, there was nothing idyllic about the desert island: "The mosquitos and other insects were more venomous and persistent than any I had encountered in Vietnam or the Congo." Richard Branson's "Extreme Tech Challenge" has been hosted annually at Necker Island since 2015. Described as one of the largest technology competitions in the
Louis Necker of changes during the liberal phase of the French Revolution, he thought it prudent to return to his homeland in 1791. The disgrace of his younger brother Jacques, who resigned in 1790, contributed to his decision. The Neckers were far from welcome in Geneva. Many of the French émigrés considered them Jacobins, and many of the Swiss Jacobins thought them conservative. His son Jacques (1757-1825), who had joined the French army, married Albertine Necker de Saussure in 1785. The French Revolution ended his military career. In 1790, he began teaching as a demonstrator in botany at the Academy of Geneva