How does Carr’s reference to pre-digital technology support his argument about the way the internet is changing our brains?

The Shallows Essay

How does Carr’s reference to pre-digital technology support his argument about the way the internet is changing our brains?

Write an essay that explains the role that this pre-digital heritage plays in helping Carr advance his arguments about our digital era. Why does he include these examples? What to they support or prove? Explain.