If the Colonel simply makes great chicken that people want to eat, then I don't think there's anything wrong with that. If, on the other hand, he puts an addictive chemical into it that makes you crave it fortnightly, that's a different thing.
Facebook has spent a lot of time and money making itself addictive.
Facebook didn't just build something really cool and people got addicted to it.
They built something really cool, then hired the smartest people to find ways to make it addictive.
Remember this scene: https://youtu.be/YKRFlNryaWw?t=88
If the Colonel simply makes great chicken that people want to eat, then I don't think there's anything wrong with that. If, on the other hand, he puts an addictive chemical into it that makes you crave it fortnightly, that's a different thing.
Facebook has spent a lot of time and money making itself addictive.