Like the Neanderthal handprints, it's merely evidence of past activity. In the caves, we see prints and dots and proof that these women were thinking and creating. On this sweater segment, you see evidence of sewing having happened. Right now, I'm planning to attach them to stacks of cloth. All of this still has a long way to go, with many more experiments
I hope this made sense, that you were able to follow my ricocheting thought patterns. Back next Monday.
One more thing. In case any of you are wondering how does she boil these pieces? in a big pot? No, I use these big old photo developing trays: