spline retimer workflow/jitter

[dr_ron69]

Hi
im retiming a spline to 50% speed , but i am getting strange jittering on the subframe.

is there a specific workflow to retime splines?

video attached

cheers
Harv

  strm_fx_scene_038_for-tyson_01_Orthographic_preview_v001.mp4 (Size: 5.87 MB / Downloads: 71)