Back in the Internet Explorer days, there used to be an extension called "IE Tab" that let users open non-compliant websites by usinv the IE engine as a webview

Back in the Internet Explorer days, there used to be an extension called "IE Tab" that let users open non-compliant websites by usinv the IE engine as a webview without leaving the browser. This might not be completely feasible under the current form of webextensions, however I wonder what would it take to work around Google's bad faith behaviour, and make firefox truly first-class.