Linguists continue to refute the grammarhounds. Oh there's a good reason for double negatives, split infinitives, ain't, and mumbling. I'm okay with most of tha

Linguists continue to refute the grammarhounds. Oh there's a good reason for double negatives, split infinitives, ain't, and mumbling. I'm okay with most of that, though I feel a bit ill at ease with total licentiousness. Anyway, what if one day we find a neurological or sociological justification for being a grammarhound?