Zidoo's own support forum has grown in size and expertise to the point where it is by far the best place for technical support questions about Zidoo's products.
There are many extremely knowledgeable regular posters, as well as the Zidoo devs and support themselves, who will give fast and accurate answers to your questions.
http://forum.zidoo.tv/index.phpOf course, feel free to post here if you prefer.