Bitcoin has been around for almost a decade, and by now many people have realized that it is not nearly as private or anonymous as many initially thought. That can be a good thing when it comes to catching criminals, but it can also be a bad thing for innocent users. In fact, Bitcoin’s current specifications make it almost impossible for an unsophisticated innocent user to have any privacy.
www.coincenter.org/what-is-zcash/
www.coincenter.org/what-is-zcash/