As frequently noted here the definition of "Autism" has changed, and now folds in Asperger's Syndrome. You're talkin' old definition; but even then you're assum

As frequently noted here the definition of "Autism" has changed, and now folds in Asperger's Syndrome. You're talkin' old definition; but even then you're assuming no compensating features in relatives (which the multiple-copy alpha tryptase genetic trait, to name one likely suspect, almost certainly confers.)