What do we lose when everything can be looked up?

The short answer We lose the fertile part of not-knowing. When any fact is a tap away, we stop having to carry a question—and it was the carrying that did the work. The name on the tip of your tongue that surfaces three hours later in the shower; the argument you can't settle so you're forced to think it through; the half-remembered thing you slowly reconstruct—those were never inefficiencies to be cured. They were the mind doing the one thing a search can't do for it. Look everything up and you're never wrong for long and never uncertain for long, and something in you that only grows in the dark quietly stops growing.

The longer answer

There's a particular small torment everyone knows: the name that won't come. You can see the face, the shape of the word, maybe the first letter, and the thing itself sits just behind a door that won't open. Once, you had no choice but to leave it. You went about your day with the question lodged in you like a splinter, and then—on the stairs, over the sink, half-asleep—it arrived, whole and certain, handed up by some part of you that had gone on quietly working the problem in a back room you have no access to.

That back room is the thing we're closing. Now the door opens the instant you knock: three seconds and a glass rectangle gives you the name, and the splinter never gets to work its way out, and the back room never gets the commission. On any single occasion it's a fair trade—who wants the torment? But do it ten thousand times and you've trained yourself out of a whole faculty: the tolerance for an open question, the patience to hold a thing unresolved long enough for the deeper mind to have its say.

Because that mind only works in the dark. It needs the not-knowing the way a seed needs to be buried; expose it to the light of an instant answer and it never germinates. The people who could sit longest with an unsolved thing tended to be the ones who eventually saw furthest into it—not because they were cleverer, but because they let the question stay a question long enough to ripen. A search rewards the opposite instinct. It trains the reflex to resolve, now, always, and to mistake the retrieved fact for the understood one.

I'm not against looking things up. I do it, and I wouldn't give back the library in my pocket. But I've started, here and there, to leave the name where it fell—to feel the splinter and not reach for the tweezers—just to keep the back room in work. The answer nearly always comes. And it comes carrying something the looked-up version never does: the small, real weight of having found it myself, in the dark, in my own time.

Whether that weight is worth the wait, in an age that has priced waiting at nothing, I honestly can't say. It may be so. It may not.