You are 100% right, the way CMC works is misleading the market and the investors. And in my opinion, the numbers showing there are somehow manipulated/twisted in favor of someone. maybe the team members who are running the website are investors as well and they are benefiting from that.
Regarding the ZOO coins, there are some ambitious projects out there which are being managed by a great teams and carries a useful solutions. The good results will not appear soon, but once they are well presented and understood by they community, then they start to pick up gradually.