Just curious why you think IT is simpler now than it was before Ethernet. Or did you just mean cabling specifically? That seems kind of counter intuitive. The demands from their users on IT departments is much, much higher than it was 20 years ago.
They used a raised platform and even put some rope lighting underneath around the edges. Looks great and would give you a way to run cables underneath to the workstations.
Aside from the extra pixels these Seikis are pretty bare-bones. Each has a 120Hz refresh rate and can accept 4K signals at 24 or 30Hz. They all lack the 60Hz 4K input capability of newer sets equipped with HDMI 2.0, making them less suited for PC monitor use. Seiki also equips them with USB ports for display of 4K and other high-resolution photos.