Choosing Linux opens windows to your freedom so open open your doors to Linux. Experienced users will say it has privacy & security features baked in. It is more about the person and their point of view about computing. Geeks can use any system and it will for them because they educated themselves on privacy & security but, also how the software or system works. Wil you be a responsible user or not? They're are consequences with every action, remember with much power comes much responsibility.