From the VC side, it's because they don't want to help build your business, they either want you to be a unicorn (where you absolutely need the top talent that

From the VC side, it's because they don't want to help build your business, they either want you to be a unicorn (where you absolutely need the top talent that can only be found in SV for exorbitant salaries) or go bankrupt. If you want to build a business with less than a billion dollars of revenue, best to avoid the VCs altogether, they'll just fuck you.