Dropping out this time is the track athlete who won over fans in Beijing: Jamaican Usain Bolt, who sprinted to three world records at the Games and has continued breaking them since.

Down the exit corridor and out the bolt-hole he raced until he stood, gasping for breath, in the jungle a quarter of a mile from the installation.

He knew it bored me to death to sit in the office with the boring part of my work, and that I would rather bolt out of the office at every opportunity to do fieldwork, thus avoiding this bore.