This thread could go on for endless pages, with the pros and cons of bull breeds. To me it's pretty simple. Knowing what any bull breed is/can be capable of, no matter how friendly, well behaved, child friendly etc they might be, should be enough to ensure no-one EVER leaves a child alone with one, for any length of time.
As has been said, you get dickheads, chavs, and downright clueless c**ts owning these dogs, that are only into these dogs for status.
Dog laws in many countries, especially the uk, are a joke. These dogs, and many other large, powerful breeds, are potentially lethal