Privacy is not stressed enough in crypto world! Every information is made public. No real working app can be built until the privacy problem is solved!
The problem of confidentiality can not be solved completely, since someone will always interfere with this
Many tokens and cryptocurrency are offering Anonymity on their platform but it isn't that easy because some regulations and Sec rules will still meddle with these kinds of features. They are just making sure that no one is using cryptocurrency to shady and illegal means.