At Lenovo Tech World, Lenovo demonstrated a new streaming device known as the Lenovo Cast.
You can already watch videos at 60 frames per second on YouTube, but the popular video site now allows live streaming on the high framerate.
Google announced that it served 25 billion hours of VP9-encoded videos on YouTube over the past year.
The six 4K videos feature clips from a volcanic explosion and in-game footage from the space-based game Star Citizen.
Fraunhofer, a German research company, announced an audio codec for high-quality fullband voice calls.
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