it depends what you like. If you don't like it, just travel up the coast until you find something you like!
For me it is all I need. The lagoon is full for sure. But I always have my fun. If you are not sure in what you are doing, better don't go there!
Cumbuco has choppy water, yes. Also depends where you ride there.
There is current.
You may check this, here you will find all info, pictures and videos, all to view, and make up your mind.
http://www.kitebeaches.com/component/op ... ow/id,744/
But there are so many other places where you can go in the world. The question is, if you find a spot that offers all you require for your money, including wind!
Always wind, warm, tropical. Yes.