Everything Bad is Good for You

Start with the form that draws the most alarm. From the outside, a video game looks like pure reward delivery — flashing lights, easy dopamine, a candy machine for the brain. Johnson's response is to point out something obvious that critics rarely reckon with: games are mostly not fun in the ordinary sense. They are difficult. Players spend the bulk of their time confused, failing, and repeating, pushing against a problem that refuses to yield. If games were simply pleasure engines, no one would tolerate the frustration they routinely deliver.

What players are actually doing, he argues, is a relentless cycle of probing and telescoping. Probing means testing the environment to figure out its hidden rules — the game never hands you the manual, so you learn its physics by poking at it. Telescoping means holding a nested stack of goals in mind at once: the immediate objective, the mid-level mission, the distant end, all stacked and reprioritized on the fly. This is decision-making under uncertainty, sustained for hours, and it maps closely onto the kind of thinking prized in the modern economy.

Television is where the Sleeper Curve is easiest to see, because we have decades of it to compare. Johnson lines up the popular dramas of the 1970s against those of his own moment and measures one thing: how many characters and plot threads a viewer must track simultaneously. A show like Dragnet ran on a single line, one case followed start to finish. By the era of The Sopranos or The West Wing, a single episode might braid a dozen distinct storylines, several of them carried over from previous weeks and picked up without reminder.

He gives this its own name: multiple threading. The demand it places on the audience is real. To follow a modern drama you must hold a large cast in working memory, keep track of who knows what, and reconstruct relationships that the show never bothers to restate. Older television, by contrast, took pains to explain itself — a character would announce the stakes aloud so no one could get lost. Newer television does the opposite. It withholds. It trusts the viewer to fill the gaps.

Step back from the individual screens and a larger reversal comes into view. For a century we have judged culture almost entirely by its surface — its manners, its morals, the wholesomeness of its message. Johnson's method suggests that this instinct, the one that feels like common sense, is the genuinely outdated thing. We keep grading the meal by whether it looks respectable on the plate, when the question that matters is what it does to the body that consumes it.

The strongest evidence he marshals comes from outside culture entirely. Across the developed world, raw IQ scores rose steadily throughout the twentieth century, a phenomenon named for the researcher James Flynn who documented it. The gains showed up most sharply in exactly the abilities his games and shows exercise: pattern recognition, spatial reasoning, the capacity to solve unfamiliar problems on the fly. Johnson does not claim media alone caused the Flynn effect, but he refuses to treat it as a coincidence that our entertainment grew more cognitively demanding during the same decades our problem-solving sharpened.

The title was always a little bit of a trick. Everything bad is not, in fact, good for us, and Johnson never quite claims it is. What he claims is narrower and harder to dismiss: that the mass culture we have been trained to distrust has grown more cognitively demanding, year after year, and that we missed it because we were measuring the wrong thing. We were counting the sex and the violence and the crudeness, and forgetting to count the threads, the inferences, the problems solved for the sheer pleasure of solving them.