Cathedrals were the theme parks of their era, expensive buildings dedicated to work as an economic focal point and gather visitors from far away, to expose them to a narrative journey on a single theme.
So it only makes sense that they rebuilt it for the same *purpose*, adapted to today's conditions. People complain about not rebuilding it in the same *style* as in the twelfth century, but we are not in the same society so the narratives from that time would not work the same way.