From 210f0ea97fad0b8a5cc485b1772c1cbdc175acc8 Mon Sep 17 00:00:00 2001
From: Barry Pollard
For compatibility reasons it is recommended to - only send early hints responses over HTTP/2 or later, unless the client is known to handle - informational responses correctly. Despite this, the examples below use HTTP/1.1-style notation - as per usual convention.
+ href="https://httpwg.org/specs/rfc8297.html#security-considerations">early hints are typically + delivered over HTTP/2 or above, but for readability we use HTTP/1.1-style notation below.For example, given the following sequence of responses: