It's worth pointing out that some business models only work at scale, which isn't a reason not to try and start those kinds of businesses. That's one reason to

It's worth pointing out that some business models only work at scale, which isn't a reason not to try and start those kinds of businesses. That's one reason to not try and squeeze nickels out of a growing business when you know you'll get quarters or dollars later from greater opportunities that were previously unavailable. Had Instagram focused on trying to be ramen-profitable early on, it's possible it would have impacted their meteoric growth and successful Android launch. Moreover, at massive scale, their revenue potential and avenues to generate revenue change dramatically compared to what they could do when small.