Human communications doesn't seem to be one way. The detective problem. Causation of an event in the past. An event in the future is not disconnected from the present. Drucker calls it the part of the future which has already happened.
Comets are suprises.
Discontinuities, rapid change, seperated by periods of appearent stasis. Jerk is the rate of change of acceleration. Words are language. Language is communication. Information is facts.