Zerocoin in itself isn't hard to implement. Fixing the flaws with it is.
That's what I meant by 'there's other things to worry about'
Right now there is a coin with no source, claiming to have a working ZeroCoin implementation, without any notification of whether or not the major issues behind it have been corrected or not.
That's what I meant by 'if this is a working ZeroCoin implementation'
On top of this, the massive premine,
So, two people disagree with the premine, and at least three agree with it that I know of. That's fine.
It's pretty obvious this is a scam for a few easy BTC.
Then don't buy it. If it's a scam, they'll fade away. Unless you have proof?