I think there are far too many startups that focus solely on growth/reach. Build a sustainable business: revenue and more importantly gross margin are the key

I think there are far too many startups that focus solely on growth/reach. Build a sustainable business: revenue and more importantly gross margin are the key metrics that need to be thought about. While vcs want fast growth, it is often not in the best interest of common stockholders to jet ahead at the paces many of these companies go.