Khan Academy Playback Speed Controller is a productivity chrome extension. it's a free extension , it has 59 active users since released its first version, it earns an average rating of 4.00 from 2 rated user, last update is 742 days ago.
This is an extenstion that allows you to speed up your videos beyond 2x on khan academy. Made for power users :)
You could download the latest version crx file or older version files and install it.
English.
100% user give 3-star rating. Read reviews of khan academy playback speed controller
You could find more help information from khan academy playback speed controller support page.
You could send emails to publisher, or check publisher's website.
More about manifest_file of khan academy playback speed controller.
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Why does it need to read my browsing history, why can it read my data on "youtube.com"? I am concerned about my PII.