New Launches: Japan based NHK Science & Technology Research Laboratories (STRL) is testing an interface which observes TV viewers, determines their interest and provides information related to the TV program in accordance with the way they are watching it.
Engadget - NHK's 8K Super Hi-Vision is an extremely bandwidth-heavy format -- so much so that earlier tests used gigabit-class internet links rather than traditional TV broadcasting methods. Thankfully, both the broadcaster and Mitsubishi have developed an encoder that could keep data rates down to Earth.