Revise · W06 · Day 3Real-Time Channels: WebSockets and SSE at Scale
5:00
Key ideaDay 3 · 1/10
Pick the transport per surface
SSE for the one-way web bell: free reconnect and Last-Event-ID resume, and HTTP/2 lifts the 6-connection cap. WebSockets for apps that ack. Long polling as the last resort.
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