While there was plenty of US-centric ATSC 3.0 coverage pouring out of CES this week, South Korea was also in action. The country’s Radio Promotion Association (RAPA) group has received an experimental license to operate an ATSC 3.0 testbed as a public-private partnership this year on the island of Jeju, which attracts 15 million tourists a year. RAPA is encouraging broadcasters, telecoms groups, consumer electronics suppliers and broadcast equipment vendors to participate in Next Gen TV trials. French WiFi and middleware specialist SoftAtHome premiered a demo of RDK-V at CES, a standardized stack providing a common method for managing complex video management functions such as rendering, content security, device management, networking and peripherals. The Orange subsidiary was also showcasing…