Privacy isn't "no one can know anything about me, ever, even if it is my choice to tell them". By this logic you are violating your own privacy when you introdu

Privacy isn't "no one can know anything about me, ever, even if it is my choice to tell them". By this logic you are violating your own privacy when you introduce yourself to someone with your name. The actual concept of privacy is entirely in line with their idea that you "should be able to decide what data [you] share with third parties, how [you] share it, and when it can be shared"