For example, you can assign multiple different "preferred speed" shortcuts with different values, which will allow you to quickly toggle between your most commonly used speeds. You can customize and reassign the default shortcut keys in the extensions settings page, as well as add additional shortcut keys to match your preferences. * **G** - toggle between current and user configurable preferred speed. Or, even better, simply use your keyboard: Hover over the indicator to reveal the controls to accelerate, slowdown, and quickly rewind or advance the video. Once the extension is installed simply navigate to any page that offers HTML5 video (()), and you'll see a speed indicator in top left corner. For best results playback speed adjustments should be easy and frequent to match the pace and content being covered: we don't read at a fixed speed, and similarly, we need an easy way to accelerate the video, slow it down, and quickly rewind the last point to listen to it a few more times. The problem is, many players either hide, or limit this functionality. HTML5 video provides a native API to accelerate playback of any video. Some studies report that after being exposed to accelerated playback, () if they are forced to return to normal rate of presentation. In fact, with a little training many end up watching videos at 2x+ the recorded speed. Many viewers report that (): faster delivery keeps the viewer more engaged with the content. As a result, when given the choice, many viewers () to compensate for the difference. By contrast, the average rate of speech for English speakers is ~150 wpm, with slide presentations often closer to 100 wpm. **TL DR: faster playback translates to better engagement and retention.**Īverage adult reads prose text at () (wpm).
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