Stick around in cord-cutting circles long enough, and you’ll likely come across the Plex Pass subscription service. Plex Pass can be a great asset if you’re running your own media server, but it can also be confusing as Plex expands its own catalog of free streaming content. The software developer and service provider offers two distinct products, free streaming and personal media management, under one banner. Let’s sort out the differences and clarify what a Plex Pass actually gets you. This review is part of TechHive’s in-depth coverage of the best DVRs. What is Plex? First, a quick explanation on Plex itself. These days, Plex positions itself as a source…