"He who knows not, and knows not that he knows not, is a fool...shun him.
He who knows not, and knows that he knows not, is willing...teach him.
He who knows, and knows not that he knows, is asleep...awaken him.
He who knows, and knows that he knows, is wise...follow him."
- Chinese Probverb
My first GLSL demo sees the light of the day. The main point of this demo is not the GLSL support though, but rather portal rendering through occlusion queries.