Marketing Is an Infinite Game. Here's How to Play It.

Most marketing advice assumes a machine: put the right input in, get the predictable output out. Write this headline, get that conversion rate. Run this channel, get that CAC. It's a comforting model. It's also wrong.

The uncomfortable truth, argued most persuasively by Rory Sutherland in Alchemy, is that marketing is non-linear and deeply unpredictable. The relationship between effort and result isn't a straight line. It's lumpy, asymmetric, and frequently absurd. A throwaway tagline outperforms the campaign that took three months. A weird, "irrational" idea beats the focus-grouped safe one. You cannot reliably predict, in advance, which idea will break through.

This sounds like bad news. It's actually liberating, once you understand how to play the game it implies.

The payoffs are asymmetric

In an infinite game, you're not trying to win a single round. You're trying to keep playing, and to be in position when something works. And in marketing, the "somethings" that work don't pay off evenly. Most ideas do nothing measurable. A small number produce wildly outsized results: the line that becomes the brand, the post that brings a year's worth of customers, the angle that suddenly makes the whole offer click.

When payoffs are distributed like that, prediction is a fool's errand. If you can't tell beforehand which attempt becomes the breakout, then optimizing any single attempt is the wrong obsession. The right move is structural. Take more shots, and make sure you're ready to recognize and use the one that lands.

Widening your surface area of luck

The developer Jason Roberts coined a useful phrase for this: your "luck surface area." Luck isn't purely random. You can expand the surface where it's able to strike. You do that by doing more, noticing more, and staying connected to the raw material that good ideas are made of.

For a marketer or a writer, that raw material is everything you encounter and react to. The ad that stopped your scroll. The opening line of an email you actually read to the end. The landing page that made you trust a company you'd never heard of. A turn of phrase in a book. The structure of a competitor's pricing page. Each of these is a potential shot at goal. Not today, necessarily, but someday, when you're staring at a blank page and need exactly that pattern.

Here's the catch: most of these encounters evaporate. You notice something brilliant, you feel a flicker of "I should remember that," and then it's gone. The tab closes. The moment passes. Your luck surface area shrinks back down to whatever you happen to be holding in your head right now.

You don't collect to copy. You collect to play against.

There's a deeper reason to keep all this material, and it has nothing to do with lifting lines later. Watch how the best copywriters actually work and you'll notice they almost never start from a blank page. They start from something they collected: a tweet that planted a seed, an old ad whose layout they admired, a line that stuck. Then they build the new thing by playing it against the old one. Borrowing a structure here, deliberately breaking from it there, using the reference as something to push against.

That's the part most people miss about a swipe file. It isn't a parts bin you raid for components. It's a set of sparring partners. You hold your draft up next to something great and the gap teaches you what to fix. You can't form a point of view in a vacuum. You need things to react to, contrast with, argue with. A writer with a rich collection has a thousand reference points on call. A writer starting cold has none.

This is why the collection earns its keep even when you never reuse a single saved item directly. Most of what you capture you will not copy. It still shapes you. Every strong example you sit with sharpens your eye for the next thing you make. The collection trains your taste, and taste is the whole game.

Capture widely, decide later

The practical discipline that follows is almost embarrassingly simple: capture more than you think you need, and trust that you can't know in advance what will matter.

This runs against the instinct to be tidy and selective. But selectivity at the moment of capture is just prediction in disguise, and we've established that prediction doesn't work here. The cost of saving something is close to zero. The cost of not having the right reference at the moment you need it is a worse piece of work, or no piece at all. That asymmetry should make you a pack rat for ideas.

The skill isn't in choosing what to keep. It's in keeping widely, organizing loosely, and then having taste at the moment of use, pulling the right example, the right phrase, the right pattern when you feel the work needs it. Capture is cheap and indiscriminate. Judgment is where your value lives, and judgment is best applied later, in context, not at the hurried moment you first spot something.

This is why a good capture habit beats a good memory. Tools like Gleanit exist for exactly this: highlight anything on the web, keep it with your own note on why it mattered, and retrieve it when the moment arrives. The point isn't to hoard. It's to widen the surface where a future idea can land, and to make sure that when one does, you've still got it within reach.

Play to keep playing

If you take one thing from the infinite-game framing, let it be this: stop trying to engineer the single perfect attempt, and start building the conditions for many attempts and lucky recognition. Take more shots. Keep every one within reach. Apply taste at the moment of use, not the moment of capture.

You still won't be able to predict which idea wins. But you'll be holding far more of them when one finally does.