What chain is the most durable?

As a seasoned expert in the realm of cryptocurrency and finance, I often find myself pondering the intricacies of blockchain technology. Among the myriad of chains that exist today, which one truly stands out as the most durable? Is it the one that boasts unparalleled security measures, or perhaps the one with the most robust network of nodes? Or could it be the one that has proven its resilience through the test of time? The answer, I'm sure, lies in a careful evaluation of each chain's unique strengths and weaknesses. But as a questioner seeking clarity, I must ask: What chain is the most durable, and why?