Don't forget that all your investors that took that chance on you want their return too. It is different than one person who bootstrapped and can do whatever they want. When you take someone else's money, you have a legal and ethical responsibility to them.
I think you're assuming anticapitalist values in a game played by capitalists with venture capital.
This isn't an aberration; it's the goal. Startup companies are group-funded technology incubators that, if they succeed, are consumed by larger technology holding and aggregation companies.