1. Shortcuts
   1. In and Out
      1. I and O keys
2. ref
   1. About
      1. History
   2. Features
      1. Sub-clips
   3. Questions
      1. What?
      2. Who?
      3. Why?
      4. How?
      5. When?
      6. Where?
   4. Help
      1. Tips
3. Effects
   1. Ultra Key
      1. Select key color
      2. Click on the color you want to key
      3. click on the background
      4. Matte generation
         1. Peditstal scrubby slider
            1. gets rid of shadowing
      5. Choking
      6. Transparency
   2. Garbage matting
      1. cropping
4. Chroma Key
   1. Ultra Key
   2. Keylight
      1. Color Space
         1. Broadcast keying
            1. 422
5. Tools
   1. Pen tool
      1. Masking \