They've flip flopped a million times.

It was initially "It'll reduce the symptoms and not grant immunity"

Then a combination of the global social media addiction/circle jerk and assumption that vaccine means immunity had people acting like the shot gave immunity while simultaneously talking about how you could still spread it.

That evolved into just immunity.

Now it's all over the place.

The problem is media and social media addiction. That problem is not on only one side. That problem benefits the communists.