Although I agree with all this, I still think the challenge is how to actually encorporate some of these practices into the day-to-day classroom. I once wondered of a school social space, but fear that such a space probably carries with it too much risk.
Well-meaning messages meant to keep teens safe can backfire. The key is to focus on judgment and agency, not rigid rules for screen time.
In an excerpt from Behind Their Screens: What Teens Are Facing (and Adults Are Missing), Emily Weinstein and Carrie James talk about teaching teens to build personal agency, anticipating and discussing different dilemmas before they arise, and encouraging collective agency where groups respond to challenges together.