It's weird that you're getting so much pushback against the highly reasonable idea of waiting a bit to see how things shake out. This feels like a high school boyfriend trying to push you into doing more than you're comfortable doing.
It's fun for us to look down from our ivory towers and be pleased that unions are cruising along but it's less fun when you're in a factory that gets shut down because Amazon doesn't want to deal with unions. That's to say nothing of the myriad of other problems pro-union advocates like to pretend don't exist.