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That huge 'Microsoft outage' probably didn't affect you, but the next one might
How does this happen and how is the next one prevented?
You probably weren't affected much (neither was I), but thousands of corporations and businesses were, including the airline and rail industry, bringing transportation and other services to a standstill. I guarantee that engineers at Microsoft knew this could happen, looked at how it could be prevented, and analyzed what the company needed to do to "fix" them. Imagine an entire country in the dark for an extended amount of time because of a misconfigured kernel module from a third-party vendor.
Or read this on Android Central