One of the other comments has a link to this tweet about it: > Yes, but network requests won't be observable without permission on the relevant hosts. And host

One of the other comments has a link to this tweet about it: > Yes, but network requests won't be observable without permission on the relevant hosts. And host permissions are changing significantly in Mv3 (e.g. they can't be granted as blanket install time permissions). https://twitter.com/justinschuh/status/1138889508512866304 https://twitter.com/justinschuh/status/1138889508512866304 there's also some stuff in the design doc: https://docs.google.com/document/d/1nPu6Wy4LWR66EFLeYInl3NzzhHzc-qnk4w4PX-0XMw8/edit#heading=h.oenw1ekaaubz https://docs.google.com/document/d/1nPu6Wy4LWR66EFLeYInl3Nzz... Which explains the specific hosts part, but only makes vague mention of how extensions that users do want to run on every site will get permission to do so.