It is, but it’s the only way for a company to succeed and scale over time. A pet approach works well in the early days, but you can’t become a VC-backed success without drastically reducing bus factors throughout the company.
That could be an incentive to keep companies small, but high-scale companies do have unique benefits to society.
> It is, but it’s the only way for a company to succeed and scale over time
This is absolutely not true. It never has been at any point in history. Not even CEOs would claim such a thing until the 1980s, and they were wrong then as now.
Even today, Costco and other businesses are thriving.