Your anecdotal experience, along with ignoring the larger, statistical data, ignores the issue of “the way”—or how much better equipped and likely the pitbull class is to inflict maim or kill if triggered.
No, I have done no such thing.
Why do you suppose I advocate brutal punishment for those who cause harm to others, by not properly tending their dogs?
*That* is the *only* way this kind of travesty/tragedy will cease.
When the owners -know- they will pay just as harsh a penalty as their animals.