Yes, he's a prolific writer and cultural observer. I think he's good at identifying and naming concepts which I find somewhat useful, like the one I mentioned.
You don't need formal education to have agreeable political opinions and write good polemics.
Yea, but agreeable political opinions and being a good writer have little to nothing to do with making good predictions which is what we are weighing here.
Has he not made good predictions in the past?
Yes, as most science fiction writers, he has good observational skills of current society and is great at seeing the core issues cropping up with new technologies.