Echo Smear
Distance-adaptive streak — records each element’s real trajectory (position, rotation, scale, opacity), then trails time-offset copies behind it in proportion to its speed, combined by brightest pixel, so fast moves smear and slow ones stay sharp; spinning edges stay smooth
Paste it into your composition
Opencompositions/components/echo-smear.html and copy what is inside into your own composition.
The file opens with a comment header that walks you through it.A component has no size or duration of its own. It takes both from the composition
you paste it into.Tagged effect smear echo motion-blur velocity after-effects animation.