While it will require extensive bandwidth/speed — this new option is an interesting & worthwhile option for streaming services that other providers may implement in future.

YouTube TV Adds 4K Option for an Extra $20/Month | PCMag

In just four years, YouTube TV has proven itself a broadcasting contender, offering everything from international networks to unlimited DVR and even a way to avoid spoilers. And now the streaming service is adding the ability to watch in 4K for an extra $20 a month.