Having tried the demo finally, (I love playing prototypes and demos like this) well, it's super clunky and the camera is clearly in the employ of Dracula, God forbid you go near a corner it flips out.
It tends to be hard to really judge the game though, compared to something like CV64, because well, this is really unfinished. As much as we can rail on CV64, that is still a finished product more or less. I haven't played much of CV64, but the little i've played of that, it played much better than this.
Although the level design feels more PS1/PS2 game like than N64. not sure how else I can describe it. Still a fun curiosity of what could have been