Overrated a bit? Perhaps. Most certainly by some here. But the opportunistic angle I don't hold against him.
What's wrong with the best teams wanting the best coach?
You want to land the best coach? You better have a good team.
If you're the best coach, you want to coach the best team.
It's pretty simple to me. I'd call it a luxury of being the among the best in the business for a long time more than I'd characterize it as opportunistic.
I was just pointing out that he's not the type of guy who can build a team. He is, however fantastic at taking an assembled team and getting the most out of them.
Bowman is often treated as a god, whose mere presence within an organization will bring them cups. (Call it the Bowman effect). When in reality he just always picked the team that was most likely to be the next big winners and attached his cart to that horse. He's a fantastic coach, but he's no god.