In a way social media is a drug and most of us were addicted. At least I was on Reddit, because I liked being there. So not using it, especislly when it was kind of a habit may not be easy for many on virtue fo that alone.
Also, Ted Cruz would be a domestic catastrophe that fills his and hid mates pockets with the money of others, but he would not be an instable insane nuke, ready to blow up something on a whim.
I spend about an hour once with a group of friends walking nowhere. I don't even know how it started, but someone started to move and the rest followed, and after someone finally asked where we're actually going, nobody knew, because somehow everyone was following someone else and we were just generally walking forwards for an hour.
I would say a lot of columb B. It makes sense for guards to be big, for intimidation alone. After all, the best case is that the guards don't need to fight at all, but keep people with their mere presence from doing something stupid. Being big and imposing is certainly a desirable trait.