If you were a child going to a fair with your father and in the hustle bustle of crowd you lose contact with your father. You were holding your father’s hand and somebody came in between and then a stream of people rushed in and you were thrown in different direction. What will happen to you? You will search for your father. Then the colors of fair might attract you and you will be lost in them for a while. You will suddenly remember your father and run around to find him. Then the sounds of fair might attract you and you will be lost in them for a while. You will suddenly remember your father and run around to find him. Then the lights of fair might attract you and you will be lost in them for a while. You will suddenly remember your father and run around to find him. Then the circus in fair might engage you. You may come into the act of the circus and then go elsewhere and then come again. In between you may remember your fat...
"Sofar" captures the distance traveled so far from now.