I tried downloading and playing the demo, but it won't run at all. If I click the green PLAY button through Steam, it switches to the blue CANCEL button for around a second or two before going back to the green PLAY button, and if I try running the exe file directly, nothing happens at all. I opened the exe in 7zip and disovered there's *another* 7zip file inside that contains the actual game data, and extracting & running THAT actually allows the demo to run properly. I guess you need to package the unc...