I can't read the article, but it appears that the abortion clinics mention is to trigger an emotional reaction, as the tool clearly works "everywhere" (which should trigger an even stronger response and garner interest and outrage from literally anyone, including the most ardent pro-life supporter, but whatever).

Faraday Bags for Phones or have a burner. The phone has become a tracking device and everyone should be aware of that. You have no privacy.