Unions aren't just for the poors. Take a look at the WGA strike - writers aren't exactly an oppressed class but they know they are key to the success of their

Unions aren't just for the poors. Take a look at the WGA strike - writers aren't exactly an oppressed class but they know they are key to the success of their industry - and are asking for meaningful compensation/contracts. They will likely succeed since the actors guild is also joining the strike. Your solution of voting with feet is an extreme countermeasure, many people want to improve 1 or 2 things about their workplace, not leave. Unions help with all of this.