Internet School of Go playback speed is a Chrome extension developed by coffeemug that allows users to have more control over the playback speed of Guo Juan's Internet School of Go lectures. With this extension, students can adjust the speed with finer granularity, ensuring a more personalized learning experience.

By simply clicking on the extension icon while on a lecture page, users can easily drag the slider to set their preferred playback speed. This feature is particularly useful for students who find the normal speed to be too slow or the 1.5x speed to be too fast. The extension will remember the chosen speed, ensuring that every time users listen to Guo Juan's lectures, they can do so at their desired pace.

With Internet School of Go playback speed, students can optimize their learning experience and make the most out of Guo Juan's extensive library of lectures. This free Chrome extension is a valuable tool for anyone looking to enhance their Go skills.