Doesn't work on youtube. SafefromNet writes all the time: "Something went wrong. Please try to reload the page or use another browser." Uninstalling extensions and reinstalling doesn't help.
Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).