The Define series is best known for quality construction that features customization, sound-dampening, and enthusiast level cooling options. Three years ago we awarded the Define R5 a strong 9.5 out of 10. What has Fractal done to improve and remain relevant as we head into 2018? In this article for Benchmark Reviews, I take a closer at the Fractal Design Define R6 Tempered Glass mid-tower computer case, detailing the latest features.