Upside, What do you want? Do you want to reconnect and eventually reconcile? It takes a very long time for them to finally land back on earth and reality. You can continue living your life and leave the door ajar if you are interested in reconciling. However, if you are completely done, you can close the door and continue moving forward and still treat him as a long lost cousin. It's your call.
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.