Is One Cloud Enough?

A recent outage of Amazon Web Services (AWS) that brought down such sites as Instagram and Netflix has launched cloud into the public eye again…but probably not for the right reasons. In fact, even one outage in 99 is more than enough to undermine user confidence in today’s world where 250 milliseconds of delay can scare them off to competitors.

But does this outage really illustrate public cloud unreliability? I would argue with anyone that it doesn’t especially for services where there are r...