“It's not nearly as hard to get a bunch of people to try something as it to build something a bunch of people want to keep using over time,” Mosseri said.
When startups start taking off, the founders usually can't tell what's changed. It's some combination of all the random things they did to make it take off, but it's hard to say which ones.
Nervous about joining an early stage startup? Let's talk about risk. There are two types of risk: job risk and career risk. People think they are the same. They aren't. They are very different.
Two thoughts: The best startups are masters of asymmetric warfare -- they don't fight on the battlefield the incumbent selects. And, users often understand their problems well but are horrible at suggesting features to solve these problems.