If they had 1 paying user that's clearly not sufficient to pay for servers and engineers, so at some level this is not accurate. The same is true for ads, but y

If they had 1 paying user that's clearly not sufficient to pay for servers and engineers, so at some level this is not accurate. The same is true for ads, but you have the advantage of much wider markets, and in some cases, higher revenue per user compared to paying users.