Foreword: This article describes the future of the public chain of privacy. What is privacy? What is zero knowledge proof? What is Namada's vision? 1、 Privacy and why? I don't want you to know what I know. In the information age, personal privacy actually does not exist. As long as it appears on the Internet, it will leave traces. For example, when you transfer money on mobile banking, you will leave a record. When you buy things online, you will leave a record. Big data records peo...