Mine decided to helpfully alert me that there were three birthdays on January 1st, because it had somehow reset some contacts' birthdays to Jan 1, 1970. Except

Mine decided to helpfully alert me that there were three birthdays on January 1st, because it had somehow reset some contacts' birthdays to Jan 1, 1970. Except when I went to check the Contacts to fix them, they had no birthday at all. Death by a thousand cuts.