So, I'm looking to make a preset that allows me to create a dynamic flipbook/spritesheet. It would be a system that could create a grid of duplicate compositions whose time could be controlled independently (linearly, or randomly).
So for example, here's a flipbook/spritesheet with 4 rows (horizontal) and 4 columns (vertical)
This isn't even 30 lines of code - one for the time-remapping to freeze the frames, a handful for creating a grid. It's not even worth bothering with scripts, since this can easily be done with expressions and duplicating the layer as often as needed. Here's some simple snippets: