With the introduction of update 1.20 it will introduce CM Coins and a new balance and the begining of offerwalls. Offerwalls will reward you in CMC 'Contract-Miner Coins'.
What is CM Coins?
CMC is a balance that is a 1:1 ratio with USD so if the value of BTC inflates or deflates then CMC's value will remain the same.
How to earn CMC?
Right now the only option is through the introduction of offerwalls, soon the tasks option will be changed from 'Internal Balance' to 'CM Coins'.