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Keeps YouTube progress bar visible all the time.
这些是此脚本变更过代码的版本。 显示所有版本。
Updated to fix invalid progress when changing video without a complete page refresh.Thanks to overseas.cockroach.gbje for being a legend & providing a fix.
Added back old updateLoop code, see code comment for explanation & how to switch between the two.
requestAnimationFrame now able to be slowed down, improved code by https://greasyfork.org.cn/en/users/475505-tettedev
Integrated scrubber hide css to not rely on external css.
Fixed rare cases of progress & buffer bars jittering on long videos w/ chapters.
Added comments back.
Fixed wrong buffer progress when controls are hidden.
Fixed progress bar scaling.