The average UK household* has more than 43 hours worth of TV programmes waiting to be watched. We’re acquiring more and more content, and increasingly unwilling to part with it. Hoarding content is a hidden problem. We’ve all seen the TV programmes. The house overrun with rubbish, a warren of tunnels through old newspapers stacked to ceiling height, the occupant forced to sleep in an armchair, adamantly refusing to get rid of the clutter. At...