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Previous episode Variable rewards: why your phone works like a slot machine

How your phone hooks you: dopamine, infinite scroll and the slot machine in your pocket

Infinite scroll: why a feed with no bottom is so hard to leave

Web pages used to end. At the bottom, you clicked "next page", or you left. In 2006, a designer made a page that never ends, and today almost every feed works his way.

  1. 1 The joke app used to show 20 jokes on a page. At the bottom, a button said "next page". You often stopped there for a second.next page

    The joke app used to show 20 jokes on a page. At the bottom, a button said "next page". You often stopped there for a second.

  2. 2 Miva's new version takes the button away. When you get near the bottom, the app quietly adds 20 more jokes, and then 20 more. This is infinite scroll. A designer called Aza Raskin made it in 2006, to save people a click. Today he warns people about it: he has said he did not see how addictive it could be.Aza Raskin,200620 more

    Miva's new version takes the button away. When you get near the bottom, the app quietly adds 20 more jokes, and then 20 more. This is infinite scroll. A designer called Aza Raskin made it in 2006, to save people a click. Today he warns people about it: he has said he did not see how addictive it could be.

  3. 3 That old button did more than load jokes. It gave you a small moment to decide: more jokes, or sleep? A moment like that is called a stopping cue. An empty plate is one. So is the end of a song.next pagemore jokesgo to sleepa stopping cue

    That old button did more than load jokes. It gave you a small moment to decide: more jokes, or sleep? A moment like that is called a stopping cue. An empty plate is one. So is the end of a song.

  4. 4 With no bottom, that moment never comes. You do not decide to keep going. You just never get a moment to decide to stop.you

    With no bottom, that moment never comes. You do not decide to keep going. You just never get a moment to decide to stop.

  5. 5 Jokes you saw tonight: 312. Times the app asked if you wanted more: 0.jokes tonight312times the app askedif you wanted more0

    Jokes you saw tonight: 312. Times the app asked if you wanted more: 0.

  6. 6 Every hook so far needs the phone in your hand. So what about the hooks that reach you when you are not even holding it??

    Every hook so far needs the phone in your hand. So what about the hooks that reach you when you are not even holding it?

  7. Quick check

    Which one gives you more stopping cues: a big bowl of popcorn, or the same popcorn in five small bags?Which one has morestopping cues?one big bowlfive small bags

    Which one gives you more stopping cues: a big bowl of popcorn, or the same popcorn in five small bags?

    Show the answer

    The five small bags. Each empty bag is a moment to ask yourself if you want more.

  8. Go further

    Two names for what you saw.Aza Raskintoday he works on the risks oftechnology, at the Center forHumane TechnologyIrresistiblea 2017 book by Adam Alter aboutstopping cues and the appsthat take them away

    Two names for what you saw.

Next episode Autoplay: why the next video starts before you decide

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