There is also the chance the Aterians wore jewelry for the same rationale that a lot of people do now since they liked the way it seemed and thought it Increased their physical appearance. The shell beads also provide insights into technological aspects like the ability to drill, the usage https://medium.com/@spoilmevintagediy/the-rich-history-of-beadwork-a-journey-through-the-ages-4e4fd2e474cf