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The secret inside One Million Checkboxes

Teens wrote secret binary messages in One Million Checkboxes. I found them.

This meant that if you drew something rude on your phone it wouldn’t show up for me on my laptop and vice-versa: your graffiti was only visible to people with the exact same display as your own. This drawing probably degraded the experience for “regular” users - although the botters did have some rules around where to bot, and I would occasionally chime in to ask them to dial things down. In highschool, I wrote a recursive mail rule that sent a friend of mine millions of messages as a joke.

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