So, a few months ago (January???) , BitcoinZ was showing up on whattomine.com as a highly profitable coin and interest in BitcoinZ was quite high.
Now, if you visit the BitcoinZ page on whattomine, it comes up with $0 in the exchange rate field - because whattomine has revised their list of supported exchanges.
I believe the interest in BitcoinZ may have declined because it’s no longer on whattomine as a listed coin.
To improve visibility and interest we should focus on getting listed on one of the revised supported exchanges at whattomine as a matter of priority, currently: