I would say that you need startup metrics from day one. How do you define success? I feel that most great ideas revolve around a very simple idea. If this simp

I would say that you need startup metrics from day one. How do you define success? I feel that most great ideas revolve around a very simple idea. If this simple idea proves itself in a microcosm and this microcosm is a good example of what goes on all around the world, then that's a good sign. On the other hand, if you're building feature after feature after feature and just not seeing the core idea catch on, then perhaps it's time to pivot.