Cristóbal Valenzuela from Runway ML shared a fun example of what’s possible via video segmentation & overlaying multiple takes of a trick:

As a commenter noted, the process (shown in this project file) goes like this:

1. Separate yourself from the background in each clip
2. Throw away all backgrounds but one, and stack up all the clips of just you (with the success on top).

Coincidentally, I just saw Russell Brown posting a fun bonus-limbed image:

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A post shared by Russell Preston Brown (@dr_brown)