Add wind streaks or subtle dust particles flying past the camera to emphasize high speed. Motion Blur:
If you are using or VorpX to convert flat games into 3D, the zipline effect is caused by geometric overdraw. zipling 3d video fix
Ensure your 3D monitor or VR headset matches the native frame rate of the video (e.g., 24Hz, 60Hz). How to Prevent Zipping in Future Shoots Add wind streaks or subtle dust particles flying