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Re:Code hidden in Stone Age art may be the root of human wri... by jacobush on Monday March 11, 2019 @06:11AM (#19357817)
I think you could have partial abstraction. People move around physical objects which represent other things, all the time.
Re:Code hidden in Stone Age art may be the root of human wri... by hyperpallium on Wednesday March 13, 2019 @09:12PM (#19385651)
Maybe representation is more important than grammar? e.g. representational art

The bee-dance "represents" direction and distance, but only that.