So whats this coin all about?
Visit OP and the subsequent links....Basically its a community which is keen on anonymity. The developers of the Coin are implementing a "technology" called Zerocoin, which would be the ultimate anonymizer as of now. Compared to CoinJoin or Ring Signitures Zerocoin is far more sophisticated. Not to forget i2p which is already compatible with the wallet
https://wiki.anoncoin.net/Anoncoin_Wiki
Whats the difference between zerocash and zerocoin? As far as im aware SDC is in the process of implementing zerocash into their anon system.