You need to read this (Privacy for Humans By Alexandra Ross). The world is changing and YOU need to remain in charge of your life's privacy settings. This book is a helpful guide to both THINK about it...and DO SOMETHING about it.
I found Privacy for Humans to be a nightlight in the darkness; through the use of simple explanations and diagrams, the book suggests the adoption of a "mindfulness" approach and suggests steps you can take to protect yourself.
If we’re going to live in a world where privacy is still a value our society upholds, we need to do our part as privacy champions to elevate issues of personal privacy and data security. But the actual implementation of sound privacy practices often resides with teams of engineers under the direction of legal and technical leaders. So how should engineers translate our shared values around privacy into the technology we use every day? One concept which gets brought into the c