Vaughn.Live Video Size Fix and Video Player Keyboard Shortcuts
Adds links to fix widescreen/letterbox videos (e.g. zoom letterboxed widescreen, unstretched letterbox, etc.; hover mouse cursor on links to show their description), and adds video player keyboard shortcuts: [Space] Play/pause, [M] Mute/unmute, [-] Decrease volume by 10%, [+]/[=] Increase volume by 10%, [F] Toggle fullscreen.
YouTube Ratings & Preview 2019
Instant video previews in popup player by hovering or clicking video thumbs. Video ratings and resolution data shown on the thumbs. This is a fork of Costas' original with Arantius' GM4-Polyfill js.