Given that their OS requires a pixel phone and google is not releasing
a) updated drivers
b) updated source code for the latest release
their days are indeed numbered.
As for not being a certified android device and being unaffected. That is not true. There will be chilling effects that result in much less FOSS app development for Android, and whether or not an OS is certified is irrelevant in that regard.
It's exactly as private as doing the same service with a GUA prefix. Just get a PI block and pick a /64 from it to use instead of whatever ULA prefix they picked at the moment.
That was definitely not the point. The author was contrasting a streaming service with purchasing digital music files, implying the latter is "ownership".