I had it happen to me earlier this year, and yes it was faintly bizarre. Why do they still need this? Similar to, "what exactly is the hotel/flight clerk typing

I had it happen to me earlier this year, and yes it was faintly bizarre. Why do they still need this? Similar to, "what exactly is the hotel/flight clerk typing in when I'm checking in? Why do they need to type so much info, when nothing has changed from when I booked the flight?"