Someone is talking to the fairies.
Why should babies even notice speech sounds at all? Chomsky suggests this focus is a function of the Language Acquisition Device (LAD) that humans alone possess. Certainly the human brain has a neurological readiness to process these kinds of sounds.
What does this mean to me? It means that from day one, I will be talking to my baby a lot, even, if people think I've gone "nuts." Babies may appear to not be listening, but they are!
Jargon adds another surprising element to the baby's vocal ability. Many parents have heard their babies, when they are alone after a nap, talking to the "fairies." From the other room it sounds as if the baby is having a conversation with someone.
What the baby is doing is lalling, with the added quality of Prosody. Now if this were a lower division course, we would have called it the Melody of the language, but thatās progress.