video player optimized for language learning
- subtitle viewing sidebar à la animebook and asbplayer
- bookmarking of subtitles as you watch the video
- bookmarked subtitles are tied to the subtitle file (via localStorage, no server code)
- bookmarked subtitles are automatically copied to the clipboard
- video seeking via subtitles and bookmarked subtitles
- subtitle retiming for delayed/premature subtitles