The invention prevents \u201cpacket flooding\u201d, where an attacker uses up all available bandwidth to a victim with useless data. The device includes an LCD panel, a light guide with a backlight, and an embedded 3D-2D film stack positioned between the LCD panel and the light guide. The set of administrative function steps is prioritized to produce a set of prioritized administrative function steps. The third section includes third flow paths, between the second section and the opening in the second wall, to effect flow of cooling fluid.