I suspect any ceiling on earnings is more about the owners ambitions. I'll go out on a limb and say most people running these businesses aren't looking to get w

I suspect any ceiling on earnings is more about the owners ambitions. I'll go out on a limb and say most people running these businesses aren't looking to get wildly rich, they just want to replace a job for themselves. For whatever reason they don't fit will with the traditional employee role so start a business as an alternative.