The pax figures on nearly every flight quoted on that BBC prog were appalling !
Yes its all about yield but the ATC guys and Gals seemed to be going thru hoops to shift an awful lot of tin with very few punters on-board !
Proof that silly season has truly arrived.
At what point did you think, rather than reading this....
Heathrow - Press releases - Heathrow traffic and business commentary June 2013
...I will base an assessment of the load factors of 40,000 ATMs based on being told the occupancy of 5 of them. A statistical sample of 0.01%.