Yeah, like we can just brainwash big ego players to join a white coach, who has no rings and didn't play in the league. That's three strikes in the modern NBA.
Love BS to death, but I fear modern players won't be feeling it, unless they are drafted by him.
Popovich alone didn't get LMA to sign there, and he is by far the best in the league. So unless some new trend comes around, I don't see it.
With superstars you may be right, but Stevens has also proven that players he works with improve - and in the NBA improving your skills likely means more money. So that should get the attention of the a lot of players, some of whom may be on track to turn into All Stars.
Whether Brad would be the difference or not, who knows, but perception is what really matters when you're marketing your team to potential free agents.