One system I worked on showed the date as year 3900, because the function for getting current year would return 2 digit for year < 2000, and full 4 digit for >=

One system I worked on showed the date as year 3900, because the function for getting current year would return 2 digit for year < 2000, and full 4 digit for >= 2000. So the code did 1900 + GetYear(). Replaced it with just calling GetFullYear() or something like that.