It's 50+1 to leave ALPA because it is a card drive. It's needed so the NLRB doesn't waste its time over viewing the process. Once the process is started, it is simply a majority vote needed. This isn't voting to leave APA. This isn't a card drive. This is merging with ALPA. Different process and rules.
You believe independence is an advantage? Campaign on that. Apathy shouldn't be a protection strategy when people don't give a crap to pay attention so much we keep on getting questions from people who have been here for 6+ years whether Christmas will pay holiday pay every single freaking year.