It keeps each nugget of a currency equal to every other nugget, if Dash is paying Coinfirm to track transactions, then surely blacklists are being made as well; with those you can kill certain 'nuggets' of the coin due to whatever reason you choose; claims of criminal activity, government oversight, collusion, etc.
RE: [Discussion] Why is Dash sprinting away from privacy and fungibility? A Look at the Coinfirm.io + Dash Core Team deal and its KYC/AML outcomes.