Well, that's not really a "right to privacy" except in how it's been interpreted in court. So, Common Law says it we have the right, because of the precedent o

Well, that's not really a "right to privacy" except in how it's been interpreted in court. So, Common Law says it we have the right, because of the precedent of past interpretations. The precedent also holds that the meaning of the right to privacy will drift over time as technology changes.