It is best from many points of view but, as far as I understand, this community is about providing knowledge and tools, and leaving it up to the individual users to asses their threat modeling and determine the extent of the acceptable compromise?
Edit: in every use of connected technologies there are privacy trade-offs, and privacy may not be the only concern on a user's plate.
The Fairphone mentioned in the opening has the more ethical production and spare parts support, that can be a concern for many users. Ultimately it's for them to decide. Maybe we bore them and they just get a third hand iPhone, which is still largely a privacy improvement over stock Android.
If it's only about degoogling, they can very well use /e/OS and remove the network permission from microG. Yes, it's possible.