The earliest stressors were of their own making. The app could have launched with hardier infrastructure, or a more robust set of features, but the founders hadn’t known if Instagram would be popular. Krieger reasoned that if they’d spent more time building, they might have missed their moment. He thought back to the crime data app he’d helped make, with its heavily produced graphics but nobody to appreciate them. It was better to start with something minimalist, and then let priorities reveal themselves as users ran into trouble.

