The thread link points to the fixes and enhancements brought by the December update. At the same time there’s also a feature drop for Pixel devices, a summary of which you can see below:
For now, Video Boost seems to be exclusive to the Pixel 8 Pro despite it being done on the cloud.
Sadly the call features are only available in English. I really hope they come to other languages as well…
I’d be happy with English, it’s the geoblock that is annoying