Yeah, that set of permissions is basically handing over all control of the browser. It also isn't just the content of the websites you visit. It gives the ext

Yeah, that set of permissions is basically handing over all control of the browser. It also isn't just the content of the websites you visit. It gives the extension the ability to read cookies and local storage plus read, modify, and block all web requests. I think it is completely reasonable for Google to give extra scrutiny to an extension requesting these permissions.