On Hollywood Boulevard the Brain in the Booth said: GO FOR IT. So we drove up to Mulholland Drive, a long, dark and winding road that led us deep into the hills, to a point where we could overlook the city.

It was as if the sky had fallen down and all the stars with it. A giant constellation of twinkling little lights that seemed to go on forever. It felt as if the world was upside down: the ground was up and the sky was down.