Do you have a good source to support such a ridiculous claim?
He doesn't. He equates aging with increasing uselessness and therefore he's just afraid of growing old.

That's because you're too old to realize their new form of expression
I, at least, still retain communication skills even without my phone, or any other electronic device. My sister, who was a librarian at a major US university, used to conduct weekend seminars for students where they were sequestered for 3 days....without their cell phones. She was absolutely astounded at how helpless these "younger and smarter" kids were when faced with having to actually carry on conversations with each other.