It survived for quite a few centuries so maybe that says something about projects that live on despite severe flaws.
San Francisco has its own leaning tower that's costing hundreds of millions in repairs and continues to discover new problems despite being only a little over a decade old, so it's a reminder that even today we sometimes screw things up.
Coincidentally I'm taking a train to Pisa a few hours from now so it'll be nice to see it for myself.