It's difficult to claim that any system is 'certifiably broken' until you can actually point to an actual effective real-world implementation of a 'better system' (pareto or otherwise), no?
What?
Say you're trying to invent a lightbulb. The first one ever, and it explodes when you plug it in. How would you describe its state?
My square wheel isn't broken, because it's square.
It's popular to look things like the gold standard through rose tinted glasses, but economic numbers don't support it.