Reading leads to the actual thoughts in our brains. It's a form of self programming. So yeah, it's OK for people to care about what they consume.

And shovelling leads to actual muscles in our arms. People said that calculators would be the end of mathematical intelligence too, but it turns out to be largely a non-issue. People might not be as adept at calculating proper change in their heads today, but does it have a real-world consequence of note? Not really.