Now that's what we're Tolkien about: You need one storage system to rule them all and in the darkness bind them

An argument in favor of a single source of truth in your organization

Opinion One of the tech industry's longest running quests is developing the notion of a single source of truth within organizations. That is, no matter who or where you are within a business, when it comes to running the numbers or making a decision, your applications are accessing the same information as everybody else internally. No out of date, duplicated, or otherwise imperfect copies."