As I mentioned, the game seems to work fine for some, and not work at all for other.s Apparently, setting the Compatibility to Windows 98 could solve the problem in the most recent demo.
Small update, to commemorate the finishing of Sitia Port (here: http://donlawride.deviantart.com/#/d3iw1u3). I'll add three more screenshots to the pile.
LoZ players should fear the second one. :3