Is also worth remembering that all phones track you and that people who have access to the mast data can do stuff like this - https://ubicomplab.cs.washington.e

Is also worth remembering that all phones track you and that people who have access to the mast data can do stuff like this - https://ubicomplab.cs.washington.edu/pdfs/wibreathe.pdf https://ubicomplab.cs.washington.edu/pdfs/wibreathe.pdf