Company have spent 10 years on development. They are just on their way of creating a corporate structure. They just entered a field of heaviest competition. They see commercial products to be introduced in 2009.
And you are asking the question after seeing a first stock slide? There will be hundreds of ups and downs.
Ask your question in couple of years if you want to hear a sound answer. At this moment all you will hear is "it sucks" or "it is great".