Pork Scratchings fuel TT Racer

Guy Martin a British motorbike racer and TV personality loves his tea and working on lorries but fuels himself on  Mr Porky pork scratchings. and why not? Perhaps this is the sort of diet we should check out. I mean to say if it can mean that you can put in a 130 mph lap round the Isle of Man TT circuit in the most dangerous race in the world what could we achieve?