Apparently they do, in larger companies. It's an expensive, and time-consuming process, and large companies generally don't do those things company-wide withou

Apparently they do, in larger companies. It's an expensive, and time-consuming process, and large companies generally don't do those things company-wide without a good reason.† † The reason may not be immediately evident of course. But when you unwind the bureaucratic logic, ultimately there's almost always a reason behind these phenomena.