A Mozilla executive says Google’s redesign has made YouTube slower on Firefox and Edge.
Chris Peterson, the software community’s technical program manager, tweeted on Tuesday that the video sharing site loads at a fifth of the speed on non-Chrome browsers due to its architecture, as first reported by Sofpedia.
“YouTube’s Polymer redesign relies on the deprecated Shadow DOM v0 API only implemented in Chrome,” he wrote.
“YouTube serves a Shadow DOM polyfill to Firefox and Edge that is, unsurprisingly, slower than Chrome’s native implementation.
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