Earlier quoted context omitted.
Hollywood might not be the best example of unions' effectiveness, given the revelations of the Me Too movement. Have you considered using the AMA or similar in your examples instead?
What, the fact that Hollywood highlighted a society wide problem should be counted against it? Or do you honestly think that sexual harassment by exploiting power imbalance only happens in Los Angeles?
And so if someone wants to convince people how effective unions are at worker protection, Hollywood's unions aren't the most convincing example.