Again, they use vague phrases like "enthusiast". Lots of hype is building, and no tamping down of that fire from AMD. When Polaris turns up and isn't Vega levels of performance, there will be a backlash.
lol, what are you talking about? What hype? There is lots of excitement about these new mid range cards from AMD and NVidia because they are the first been released in years on a new node (die shrink)
It's been known for ages that the first cards are mainstream.