The amount of businesses whose target audience is “most users” is very small. You might get lucky and be a Microsoft or Apple but almost every other business has a very specific type of customer that they want.
The other thing is that the most popular features aren’t necessarily the most profitable ones.
Dropbox doesn’t make money on the millions of people with free accounts, and they are selling commodity storage for their paid users at thin margins. But a product that can solve business pain in a unique way can command better margins, which is why they are getting into other businesses like document signing rather than just sticking to selling bulk cloud storage.
The other thing is that the most popular features aren’t necessarily the most profitable ones.
Dropbox doesn’t make money on the millions of people with free accounts, and they are selling commodity storage for their paid users at thin margins. But a product that can solve business pain in a unique way can command better margins, which is why they are getting into other businesses like document signing rather than just sticking to selling bulk cloud storage.