Hi Clay
A way to scrub through the video and to reverse video is to automate a videosample’s start point while triggering the sample continuously with short midi notes.
Each trigger will have a different start point and in that way you can ‘draw’ all kinds of cool scrub effects. It is a bit ‘hacky’, but a lot of fun and opens up all kinds of creative possibilities.
In this example I make this car move back and forth:
You can download the project here:
https://drive.google.com/file/d/1-09Z2Zc9hWTZn4r8Fq8xg_SuLq-a-pVm/view?usp=sharing
And watch the example video here:
Does that work for you?