Aren't you worried there are 1 Billion (B not M) of them ?? That's 1000 Million??
The nature and scope of the Zennies community and surrounding efforts make this an ideal number of coins. Zennies also have a low staking rate so the supply does not inflate causing the value to drop.
The amount of Zennies available was carefully considered and the upside potential for Zennies is outstanding.