They started with blood and skin as those were the easiest as they constantly grow our entire life. Not sure how far it’s advanced in the last decade.
Apple App.
This makes me sick, we are fighting a losing battle.
5 must-have apps for undocumented immigrants
These five apps and tools arm undocumented immigrants with knowledge, safety and moral support without compromising privacy.
http://money.cnn.com/2017/03/30/technology/immigrant-apps/index.html
Apps designed to provide resources for undocumented immigrants
http://abc13.com/technology/apps-designed-to-help-undocumented-immigrants/3280572/