If you get how the zerocoin protocol works you will see how easy it is to have privacy. It's possible to keep all your coins untraceable on pivx, by keeping them on the zpiv form, however you can't stake this way.
And once they come from the zpiv accumlator, what can you say about the origin or destination of those pivx? nothing.
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And this statement just proves that they are not Fungable and can never be.
/answering shill mode off
I feel like the goal of trying to cast the widest net for
that's exactly my question, why is monero better than pivx from a privacy point of view?
And yes I think it's a very relevant topic for the monero speculation thread. If pivx tech is better...
Read the bolded as it applies to optional privacy--I said this before and can only repeat it so many times--if you don't understand, that's not my problem. Also, if you want technological analysis, I suggest you ask in the monero ann thread or on reddit or on irc--this is a Monero speculation thread, not a development thread. It's obvious that you are using it to shill pivx. It's off topic, annoying and obvious. Please ask technical questions on a technical thread.
Look I'll even link you a great place to find out all the reasons pivx is inferior: https://www.reddit.com/r/Monero