6 elements of simplicity in action.

  • Time: How long an action takes.
  • Money: Cost of the action.
  • Physical effort: Strenuousness.
  • Brain cycles: Mental effort, focus.
  • Social deviance: Social acceptability.
  • Non-Routine: Conforming to existing habits.

These factors influence one’s ability to do something.rE1


  1. Nir Eyal, Hooked: How to Build Habit-Forming Products (New York, New York: Portfolio/Penguin, 2014). (See notes.)