They're some slightly aging comic-book nerds who are deeply immersed in cinema, so they won't A. Care about the source-material and B. think it has a real chance due to previous video game adaptations. A few years ago the snarky comments would have been targeting comic book movies. As our resident little orc hitler would say: Times change.
Looking at that awesome fan poster, I realized why I wasn't really as bothered with the artstyle as other people seemed to have been in the early days: The "units", if you will, feel like the RTS-s.
Ps: Blizzard, if you're reading this, a Warcraft 1 + 2 HD remake would not be a bad idea. Come on, you can do it!