The idea of it becomes a little freaky if you're dealing with someone who has trouble differentiating between fantasy and reality, but that's a concern no matter what kind of movie you're dealing with. ↗
We must have a theme, a goal, a purpose in our lives. If you don't know where you're aiming, you don't have a goal. My goal is to live my life in such a way that when I die, someone can say, she cared. ↗
Apart from the fact that your physical ability starts to decline, I also think someone in their fifties being childlike becomes a little sad. You've got to be careful. ↗