Kris knows however, from her previous experiments, that if the residents of Durham 'feel' the problem rather than just understand the theory, she'll have more chance of success. The council reject her bid to hijack the traffic to demonstrate this, so maybe, thinks Kris, a demonstration of another kind will work. Kris appeals to the ideals of the local university students, saying: 'I know it's a bit naughty.' But again it's met with more excuses.