Because sometimes people need to get places at specific times. One obviously doesn’t want to be late, and, being very early can be a colossal waste of time. Tak

Because sometimes people need to get places at specific times. One obviously doesn’t want to be late, and, being very early can be a colossal waste of time. Taking the specific train that gets to the destination a little early (but not too early), or on time, solves that problem.