"Phone companies and postal services don't directly profit from the contents of conversations, letters, and packages." Uh, outside of the postal service, they

"Phone companies and postal services don't directly profit from the contents of conversations, letters, and packages." Uh, outside of the postal service, they absolutely do. Do you believe your phone company is not selling data about who you call? They also track websites, etc, you visit when you use their mobile data networks.