The differentiator is whether something fits so naturally into people's existing habits that removing it feels like amputation.

That fit can't be designed in advance. It emerges from the intersection of capabilities you've collected, the pressure points where habit and frustration collide, and timing you can't control. Our job isn't to predict that

Discipline Fades, But Good Design Lasts Discipline and motivation come and go, but a well-designed routine stays strong. You can't always count on feeling motivated, but you can count on good habits.