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> I suspect this'll unblock the Chromium team making a very substantial refactor of the networking layer I'm curious as to why you suspect this. Have they stat

• chippiewill 2y ago
  The webRequestBlocking API exposes fairly low level hooks into the networking stack to the javascript layer which would be a significant limitation to performance optimisation in how requests are processed. That said I've now read that the API is still available to policy based extensions (essentially OS installed extensions) in manifest v3, so that doesn't hold water since it's literally the same API.