Thinkstock As enterprise technology becomes more and more complex, the term “observability” is gaining traction among those tasked with managing the distributed infrastructure their companies increasingly depend on. Never has the old adage that you can’t control what you can’t measure been so relevant for people in the software business, with the need for observability becoming clear. Back in March 2020, before the vast majority of the world knew what Reddit’s r/wallstreetbets was, or how much GameStop stock was trading for, the popular investing app Robinhood was struggling with regular service outages, blocking users from buying and selling shares of companies like Tesla, Apple, and Nike.