Then how did Bench collapse? How many of those startups have enough customers to be profitable? How could I, as a business owner, decide based solely on their HN advertisements?
We don't know. There have been many companies that collapsed while competitors grew and new competitors started out. Companies collapse for various reasons. One good explanation is that secure debt got called in and that was the end of them.
> How many of those startups have enough customers to be profitable?
Who knows. How many of the VC ran startups are running at a loss to grow but if they just cut back would be profitable?
> How could I, as a business owner, decide based solely on their HN advertisements?