Granted, he'll develop a hysterical blindness of sorts, so he's psychologically incapable of doing them. He'll ask everyone to do those things and everything else as well for him now, and since he developed that condition he can't do anything for anyone.You'll also find that he will be as grateful as Scrooge on a bad day.
I wish I could've gotten to know my great-grandfather, he sounded like a lot of fun