No Big concerns for Zcoin. Solid coin.
This is another privacy focused coin which uses the 0coin protocol, but its adoption of the MTP algorithm makes it ASIC resistant, which does come with a set of advantages and disadvantages.
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Select the number of coins you want to do when you want to send a private transaction with Zcoin. Your normal Zcoin Balance will be automatically reduced and you will be credited with a new currency with any transaction history. Basically, your old currency is burned cryptographically, thus by using it again by someone else and being managed in your transaction history. With no history credit is given to you with new currency, and so there is total supply.
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