I've been learning a bit about distributed databases and of course AWS is a major user of such systems. The decision to do a mass migration from one distribute

I've been learning a bit about distributed databases and of course AWS is a major user of such systems. The decision to do a mass migration from one distributed system to another, as an example, doesn't fit well with the kind of 'executive boardroom' mentality that this article is talking about. The fundamental issue is more just taking the possiblity of error and failure of strategy into account. Hence, having a rollback strategy in place beforehand is wise. This post discusses a few basic recovery strategies plus more complicated ones: https://aws.amazon.com/blogs/database/rolling-back-from-a-migration-with-aws-dms/ https://aws.amazon.com/blogs/database/rolling-back-from-a-mi... Bezos is likely well aware that the real world is always more complex than two simple choices, but that's too much information for a sales-confidence pitch to shareholders, I imagine.