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React·Intermediate·Conceptual·1 min read

How do streaming and Suspense interact with SSR?

Short interview answer

The server can stream an initial shell and later reveal completed Suspense boundaries. This improves progressive delivery, but boundary placement must avoid disruptive layout shifts and still provide meaningful fallbacks and error handling.

Key takeaway

Explain the underlying mental model clearly, then support it with a concrete example and its trade-offs.

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