Firstly, i think the OP didnt understand that there are semi-centralized and totally centralized exchange site and the last time i checked none of the anonymous coins are listed on centralized exchange site. With that been said, the reason why most of the anonymous coins experienced decline in price is because of the governments against anonymous coins and i dont see any reason now why previous Anonymous coins or tbe mentioned by the OP will be free from restrictions..
Note : Ignore the hype OP crypto investors are no longer stupid.
yes, it can be dangerous if misused, as well as tools or other objects.
while poisonous plants can be used as medicine if they are used and handled correctly.
so it would be great if it was according to the procedure they said.
Argument is correct if being used correctly it's okay to exist but knowing how eager the government wanted to get control about anything that exist from their jurisdictions especially when it talks about financial concern.
Anonymous coins can be used as mentioned but most of the investors and traders are treating this venue as source of incomes by dealing with day trading and they are very much willing to take the risk working with centralized exchange.