Implement interactive transcripts

[johnluther]

Create a special view page type that displays interactive WebVTT transcripts of a video. These are useful not only for user navigation through long videos, but also because the HTML in the transcript element is searchable and indexed by search engines, improving SEO.

See this demo for an example: https://developer.jwplayer.com/jw-player/demos/innovation/interactive-transcripts/

[jeroenwijering]

Here are a few quite different ones:

http://www.heavybit.com/library/video/things-i-have-learned-about-sales-so-far/ http://www.ted.com/talks/john_francis_walks_the_earth

[jeroenwijering]

Or http://neuralstory.ing.unimore.it/annotation/202/