I just rewatched Mr Robot and that actually sounds cool. What was the secret setting ?
Once you get the extension installed, you open up about:config and add a boolean preference "extensions.pug.lookingglass" set to true.
There might have been another way to do it later but we'll never know.
alt Hacker News
Once you get the extension installed, you open up about:config and add a boolean preference "extensions.pug.lookingglass" set to true.
There might have been another way to do it later but we'll never know.