Your Attention Isn't Broken. It's Being Asked to Do a Lot.

Here is a thought experiment. Someone is going to show you a hundred unrelated things in ten minutes. A tragedy. A joke. Somebody's breakfast. An investment tip. A holiday. An advertisement. A dance. Another tragedy. Another joke.

You are not allowed to take notes, and nothing will be repeated. How much would you meaningfully process?

If the answer is a handful, that's roughly what anyone would manage. Working memory is small and it does not hold things for long. Cognitive load theory adds a detail that matters more than the raw limit: what makes material hard isn't only how much of it there is, but how many parts have to be held together at once for any of it to make sense. Related ideas can be held as one thing. Unrelated ones each cost their own slot.

This is why volume is the wrong thing to blame. A textbook chapter and ten minutes of a feed might contain a similar number of facts. The chapter is easier to keep hold of, because its parts refer to each other.

There's a well-known 2009 study by Ophir, Nass and Wagner finding that heavy media multitaskers were more easily pulled off course by irrelevant information. It gets cited constantly, usually as proof that switching between things has damaged us. It deserves more care than that: several later attempts to replicate it did not find the same effect, and a meta-analysis put the pooled association between media multitasking and cognitive control at small.

So the honest version is narrower, and more useful. Moving rapidly between unrelated things is measurably harder than staying with one — that much is not controversial. Whether years of it change a person is genuinely unsettled. The evidence supports a claim about the task, not a diagnosis of the reader.

That sequence is no smaller than the pile. It is six items either way. What changed is that each one gives you the next: you don't have to store six things, you have to follow one thing six times. Psychologists call the property narrative continuity, and it is doing the work that willpower is usually asked to do.

It also explains something people notice about themselves and then feel bad about. You can lose two hours to a feed and remember almost none of it, and lose two hours to a documentary and recount it a week later. The second was not more disciplined attention. It was easier to hold.