Examine source code of TV Before Cable

{
  "theme": {
    "images": {
      "theme_frame": "TVBeforeCable1.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#cccccc"
    }
  },
  "version": "2.0",
  "name": "TV Before Cable",
  "manifest_version": 2,
  "description": "Gray lines over a muted multicoloured, \"noisy\" background reminiscent of television \"snow.\""
}