A man goes to see a doctor because he has a problem about his memory. Man: "I have experienced many problems in remembering things that happened a few hours earlier, or on my short term memory." Doctor: "How long has this been going on?" Ma

A man goes to see a doctor because he has a problem about his memory. Man: "I have experienced many problems in remembering things that happened a few hours earlier, or on my short term memory." Doctor: "How long has this been going on?" Ma