Take a side: phone-down rule or trust people to self-manage. What would change your mind?

Take a side: phone-down rule or trust people to self-manage. What would change your mind?
Take a side: silence a friend’s phone or say nothing. What would change your mind?
Take a side: one urgent check or no phones at all. What would change your mind?
Take a side: phone basket at the table or personal freedom. What would change your mind?
Are emergency exceptions enough, or should dinner rules be explicit?
What is the least rude way to ask for one phone-free hour?
Is checking a phone between courses harmless, or does it defeat the point of meeting up?
Being reachable every minute is not the same as being present. Agree or disagree?