A sinus is a repetitive function of time, after each cycle returning at its starting point. In reverse, time is a function of sinus. Time is rotation. The earth's rotation around its axis forms the principle of our time.
A digital clock is quantifiable. There is no uncertainty about the exact time, the digits are readable in an instant, leaving no room for interpretation. Does the digital clock influence the way we behave? How important is it to know the exact time? What are we losing with this punctual approach? Can it be a minute more or less?