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Google Lighthouse recommends not embedding YouTube videos directly
Learn about the opportunities to lazy load third-party resources with facades.
Key Term: A facade is a static element that looks similar to the embedded third-party, but is not functional and therefore much less taxing on the page load. Lighthouse looks for third-party products which can be deferred, such as social button widgets or video embeds (for example, YouTube embedded player). Caution: There are trade-offs when lazy loading third-parties with facades, as they don't have the full range of functionality of the actual embeds.
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