IDAX is a top exchange, which has really really high daily volume.
Consequently, being listed on IDAX, and traded on the exchange will help to lift the daily liquidity of Haven Protocol up considerably.
Of course, IDAX need days or weeks to get eyeballs of traders before really showing their impacts off.
Sorry, no, IDAX is a complete joke and the only thing that goes on there is wash trading. Good luck getting your coins out and say hello to having your KYC info bundled and sold to scammers.
What is needed are bigger exchanges. Bittrex was the first step. Binance and Huobi would be amazing for the volume that is needed when the Haven-Fiat pairing is implemented.