It's rare that a company has spikes of that sort that can't be handled in far more mundane ways. Most companies do not operate at a scale that merits this sort

It's rare that a company has spikes of that sort that can't be handled in far more mundane ways. Most companies do not operate at a scale that merits this sort of solution. Look at the engineering blogs on LinkedIn for the reasoning behind creating it. It's over-kill for most use cases.