"YouTube iframes can be pretty heavy, leading to a noticeable hit on load time and Core Web Vitals, especially LCP and CLS."
"Currently experimenting with lazy loading and thumbnail placeholders, but unsure if these are the best long-term solutions for performance."
"Performance-focused sites are considering various strategies, including custom scripts, lightweight embeds, or avoiding YouTube embeds on key pages."
Embedding YouTube videos can negatively impact load times and Core Web Vitals, particularly LCP and CLS. Lazy loading and thumbnail placeholders are being tested as potential solutions. There is uncertainty about the long-term effectiveness of these methods. Performance-focused sites are exploring various strategies, including custom scripts, lightweight embeds, or avoiding YouTube embeds on critical pages altogether. Insights from real projects are sought to determine the most effective approaches.
Read at SitePoint Forums | Web Development & Design Community
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