The CAVE2 build requires an earlier version of unity than our (pre) alpha desktop builds.
asset packages (go to assets/import then find "samplescene" select):
Gamma build (for public demo): https://drive.google.com/open?id=1X9viib3glVtv5fwO7yTq8iC6vvNCZ0jw
(new maze- part of beta: ) https://drive.google.com/open?id=1nWN6-bP9_neoFw_VQpx3Vecnc4iArtMI
(third build - more of beta:) https://drive.google.com/open?id=1XLoxclPxKy8tPlgh5DNL_Ja8uu2Q6Ffa
(alpha: https://drive.google.com/open?id=16J1N5iLcYq5lI-guBx_UlKU6XkQObd98)