here is an old logic problem. You are traveling to market with the following items, a fox, a rabbit and a cabbage. You get to a deep stream and there is a tiny boat on the shore, just large enough for you and one item. You can ferry each of your possessions across – one at a time – but note that if left alone, the fox will eat the rabbit and the rabbit will eat the cabbage. Can you work this logic problem out so everything is safely across? Switching is like this. I’ve switched on model railroads since […]