For sure, anyone who has seen some of the videos of drink carts and luggage bouncing off the cabin ceilings during crazy turbulence shouldn’t have any questions about the utility of seatbelts in less than catastrophic events… Which of course is the goal even in ‘crash’ landings. There are crashes where seatbelts would obviously be worthless, but in anything short of that, you’ll be happy that you weren’t in a box with 300 human shaped dice being shaken up.
I know it’s going to last a long time because the old lady said they used it everyday and it still looks practically new