Oedipus realizes that all of the information he had gathered is directed at him and that he has condemned himself by swearing the man responsible for the plague will be punished. This is the moment of reversal where his fortune changes because of his tragic and insatiable desire to know the truth.
I cannot judge whether blinding oneself is an appropriate outcome because I cannot imagine the feelings and guilt going through his mind right now. I think that Oedipus does not commit suicide because he wants to suffer for his crimes that he had committed. He believed that blindness, specifically, would suffice his crime because he does not want to see all the pain and misery he had caused.
I believe that Creon was fair to Oedipus. Personally, it was hard for me to believe this. At first, atleast. Oedipus had gone through so much and all he asked for was permission to go into exile and stay with his daughters for a while. It made me feel pity for Oedipus. Later I realized that Oedipus’ actions had caused several people to grieve for Jocasta and the old king as well. His actions brought great misery to everyone, including Creon. Not only did he accuse Creon before, but he had cause Jocasta to commit suicide. Creon no longer believed that Oedipus should be given anything he