On this episode of "Trying to make AI useful"...

Seriously, who's idea was this? It can't be a money saving feature; surely it costs more to upscale all these videos than to just host the HD version.

And even if you argue it can be used only on low res videos to provide a "better experience", the resulting distortion of reality should be very concerning.

Google does not deal in reality. They are selling ads and want engagement.