It also wasn’t just the tick over to the year 2000. It was various dates and times around the year 2000 (leap years et al). But the Jan 01 2000 problem was the

It also wasn’t just the tick over to the year 2000. It was various dates and times around the year 2000 (leap years et al). But the Jan 01 2000 problem was the biggest and most high profile.