Now thinking, it's probably because of European GDPR that they had to add the `is_visible` flag to `false`, "to then handle properly removing the data in a clean job depending on the user region", to see which data can be "not deleted and trained-on/sold-to-3rd-parties or hidden for GDPR eventual scrutiny").
> GDPR request response: "yes we do not have even an empty JSON object" about any ID referring to future previous or actual uniquely identifiable ID bound to any of your device or writing pattern" /paranoia "off'