It depends on the size of the company. At a large company, it seemed like people never really left the ecosystem. People find that "understanding how Microsoft

It depends on the size of the company. At a large company, it seemed like people never really left the ecosystem. People find that "understanding how Microsoft works" is a highly paid skill that doesn't transfer well. At one smaller company we had a lot of "boomerangs" - there was a new CEO and a new culture, and a niche talent pool in the industry. At first it was a sign that things had turned around. But after a while you get the sense that people who did this were kind of stuck in their career and horse trading their position around.