> b) If everybody did this, a) would quickly no longer be true… Maybe the spiral goes in the other direction: Because no one does, a) is not true. I.e. because

> b) If everybody did this, a) would quickly no longer be true… Maybe the spiral goes in the other direction: Because no one does, a) is not true. I.e. because many people are "keeping up with hour-by-hour events", your house may explode tomorrow. If everyone was living under a rock, your house would be safe. Maybe there are two equilibriums. One equilibrium where everyone needs to know about current events because their houses may explode, and another equilibrium where everyone lives under a rock because their houses are save.