A few years ago, journalists at The Daily Telegraph arrived at their London office on a Monday morning to discover that ‘Occupeye’ sensors had been installed over the weekend on the underside of each of their desks. The management team defended the installation ‘…as part of the Telegraph’s commitment to green energy measures,’ claiming they were simply conducting a four-week study aimed at optimising the building’s use of lighting, heating and air conditioning. The study’s subjects were not impressed.