Mom lived alone before cell phones. My nephews, 8 & 10, loved to sleep over. She left them at a movie and forgot them. They walked 2-3 miles to knock on her door. She said, “How nice of you to surprise your grandma” My brother never alerted our family. I think he thought it was normal senility. We had the same thought when she was visiting us: “Probably senility. #alzauthors#endAlz