Using Next.js with Suspense to create a loading component - LogRocket Blog
Briefly

The Next.js 13 launch in October 2022 introduced support for React Suspense, crucial for optimizing loading components and enhancing app performance. Production-ready support was confirmed in Next.js 13.4 with the stabilization of the App Router.
Loading screens inform users of processing, reducing frustration and improving UX. Loading content asynchronously boosts website performance. React Suspense in Next.js is key for better DX and performance.
Read at LogRocket Blog
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