“The devil made me do it” used to be the ready-made excuse you could trot out when you got caught being naughty. Society’s views on personal responsibility have changed quite a bit since the devil was listed on everybody’s rap sheet as an accomplice. The modern version is playing “Grand Theft Auto made me do it.”Last month, the trio – all aged between 15 and 16, and as such may not be named – allegedly firebombed three cars in North Fulton County, Georgia with homemade petrol bombs. Each weapon was made from