103 Early Hints [1] is an informational response which servers can send before the final response (e.g. 200) to give browsers "hints" for the final response. The explainer [2] describes the motivation. It would be great if WebKit supports it. [1] https://datatracker.ietf.org/doc/html/rfc8297 [2] https://github.com/bashi/early-hints-explainer/blob/main/explainer.md
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