I agree with that statement but I don't think they're stringing him along. We only have his side of the story and, based on previous instances of similar behavior, that story is likely incredibly biased, flawed, and not reflective of what's actually happening.
In this case, there may even be a lawsuit involved so it's not as simple as a customer service rep telling them "you've been banned".
My experience with Apple is that they do what they want and getting anything out of them occurs on their timeline. If you don't like it, get stuffed, they won't budge.
There was a past story right here on HN where a suspended developer riled up a mob, only to have it turn out that he wasn't being fully honest. I'm trying to find those posts.
In this case, there may even be a lawsuit involved so it's not as simple as a customer service rep telling them "you've been banned".