Should this product be built?” and “Can we build a sustainable business around this set of products and services?” To answer those questions, we need… - Eric Ries

The true measure of runway is how many pivots a startup has left: the number of opportunities it has to make a fundamental change to its business strategy. Measuring runway through the lens of pivots rather than that of time suggests another way to extend that runway: get to each pivot faster. In other words, the startup has to find ways to achieve the same amount of validated learning at lower cost or in a shorter time. All the techniques in the Lean Startup model that have been discussed so far have this as their overarching goal.

Una ventaja inicial pocas veces es lo suficientemente grande como para ser relevante, y el tiempo invertido en el modo invisible, lejos de los consumidores, es poco probable que proporcione una ventaja inicial. La única manera de ganarla es aprender más rápido que los demás.

The Lean Startup works only if we are able to build an organization as adaptable and fast as the challenges it faces.