Note that for many people this would be an example of their plan "working". For some, the most immediate goal is not to change your mind or the minds of others

Note that for many people this would be an example of their plan "working". For some, the most immediate goal is not to change your mind or the minds of others. There's an intermediate goal to make your position appear marginal, which can help in changing the minds of others. By dropping out, you increase the efficacy of this strategy.