It’s obvious that Obama doesn’t care if they enrich or not. He isn’t opposed to Iran having the bomb. He’s certainly not going to do anything to stop them.
Leadership in the face of evil is what keeps the world safe, er, safer. There is no leadership from the President of the United States anymore. That office is being used to secure absolute power over the American people. As long as that is achieved, the person occupying the office couldn’t care less what other governments do to their people or to other countries.