Before you can apply a fix, you must understand what is breaking. In stereoscopic 3D, two images (left eye and right eye) are presented simultaneously. The "zipline effect" manifests as:
Oculus Quest 2 / 3 & Rift
Valve Index / SteamVR
As a user watching a 3D zipline video, I want the video to stay properly aligned and stabilized so that I don’t get eye strain or motion sickness, and I can clearly perceive depth and speed. zipling 3d video fix