The cryptocurrencies that try to let users be completely anonymous risk being illegitimate.
In France it is perhaps on its way.
France's Finance Committee Plans Ban on Anonymous Cryptocurrencies & Tokens
https://www.becausebitcoin.com/2019/03/frances-finance-committee-plans-ban-on-privacy-anonymous-cryptocurrency.html?fbclid=IwAR3tl_CUr-YxDKr9OGGZ0T8gEB6KauSO-yz_8MYW06FjFd5IYpKecL54QZ4