One reason is that he has demonstrated over the past 8 years that he’s not really better at forecasting than others. But the main reason I say that is he’s shown his ass on social media time and time again. I don’t have specifics so can’t really defend my accusation.
The first season was phenomenal and an example of the best story telling tv can offer. I have no interest though in watching additional season that goes beyond the book. It will inevitably dissapoint and be a waste of time.