Except, this isn't a once in a lifetime occurrence. As of today it's twice in a lifetime. That's indicates to me they didn't just hit that perfect chain of events, it tells me they have problems in their architecture or implementation that need to be addressed and tested before the next crisis occurs.

I worked in a datacenter as well. The whole point is that you test those scenarios when it's not an emergency so you can be confident everything will operate smoothly.