A few examples of animations you can use to ensure a comfortable experience for your viewers.
Animations featured:
Uplifted by brockoli, Quill Theater VR
Freeze by Goro Fujita, Quill Theater VR
The Reservoir by Maiden Interactive, Quill Theater VR
North and South by Goro Fujita, Quill Theater VR
Moss, Polyarc Games : https://www.polyarcgames.com
