> Therefore the statement that it certain functionality "by definition" is false. Here's the design document. The hobbling is noted there as part of the spec.

> Therefore the statement that it certain functionality "by definition" is false. Here's the design document. The hobbling is noted there as part of the spec. "API Changes WebRequest: Restrict the blocking capabilities of the webRequest API." https://docs.google.com/document/d/1nPu6Wy4LWR66EFLeYInl3NzzhHzc-qnk4w4PX-0XMw8/edit?tab=t.0#heading=h.9lwe237fxtp2 https://docs.google.com/document/d/1nPu6Wy4LWR66EFLeYInl3Nzz... That firefox chose to skip that portion of the design and still call it 'v3' doesn't change history. A true-to-spec implementation kills live heuristics.