It’s by design. If 80 to 90% or more of people blindly agree to share their contacts and email then the rest of use are caught up in it every time we communicate with them.
You cannot both participate in mainstream social networks and communications platforms and have any real privacy.





I’ve heard you can ask those people, “if you have nothing to hide would you be OK with a camera in your shower? Recording you have sex?”
I like the saying that privacy is like cancer. Just because you don’t have it doesn’t mean its not vitally important to solve for society as a whole.