You can organize, unionized or not, and it seems like organization is a gateway to unionization, regardless of how hard that may be. And it is a fact that organization and collective bargaining will help and is a key path to improvements, so even if it's hard, it's still the way to go.
And hey, ultimately the goal is to keep electing pro-unionization leaders so it becomes easier to it's more feasible. But you don't stop doing it or recommending it just because it's harder there.