Josie Ford Feedback is our weekly column of bizarre stories, implausible advertising claims, confusing instructions and more A little catty Feedback’s felines are often nowhere to be seen. For hours at a time – in the case of the more free-range cat, sometimes several days – they vanish from sight. What might they be doing? Torturing the local small-animal population perhaps, or chasing fallen leaves around the yard, or visiting the local school to cause as much disruption to learning as possible, or perhaps just lazing in a warm spot to sleep. But who knows? One person who does know is Michelle Smit at Massey University in New Zealand, because she and her colleagues put collar-mounted accel...