Nir’s Note: Parts of this article are adapted from Hooked: A Guide to Building Habit-Forming Products. On February 8, 2014, an app called Flappy Bird held the coveted №1 spot in the Apple App Store…

"Online games like FarmVille suffer from what I call “finite variability” — an experience that becomes predictable with use. While Breaking Bad built suspense over time as the audience wondered how the series would end...

Nir’s Note: Parts of this article are adapted from Hooked: A Guide to Building Habit-Forming Products. On February 8, 2014, an app called Flappy Bird held the coveted №1 spot in the Apple App Store…

"Online games like FarmVille suffer from what I call “finite variability” — an experience that becomes predictable with use. While Breaking Bad built suspense over time as the audience wondered how the series would end...