At worst, it makes a person sound like a vampire. This one I don't buy, either. However, I don't really worry about that. I prefer to follow basic grammatical rules until I can be shown that doing so hinders communication. If we can all make up the rules as we go, then language becomes babble and communication ceases.
People change, styles change, and language changes.
The important thing is for language to keep growing and expanding, offering more and more variation as time goes on. For the record, he's never responded to my reply. Oxford university somebody announced that the official language rule of No split infinitives was no longer a rule. The reasoning was from the latin roots from which we derive our words does not apply to our modern English language. I also have provided a copy of the story here , in case the link Paul provided goes away.