Does the evolutionary answer to "why are young girls awful to each other" matter? How does it inform our product design to make tech healthier for teenagers?

We already know this is a vulnerable group, and that teen girls have tendencies to compare themselves with peers. Putting a 24/7 stream of perfect, curated, retouched posts from friends in front of all of them seems obviously not ideal.

edit: I may be giving a gut reaction to seeing up-voted amateur evolutionary psychology