How do you build a network operating system today that has none of the technical baggage from years past? Can we ever really leave behind the technologies of yesteryear? Tom Hollingsworth reviews the DriveNets Network Operating System and how it modernizes a platform that needs to leave the legacy behind. He got a deep dive on it at Networking Field Day, where they did an architectural over, and showed how they built it from the ground up with microservices in mind.