I couldn't get it to do anything. It just seems to be checking for cached/archive copies of the article. The BPC browser extension still blows this out of the water.
Firefox: https://github.com/bpc-clone/bypass-paywalls-firefox-clean
Chrome: https://github.com/bpc-clone/bypass-paywalls-chrome-clean/
uBO filter list (only works for some sites): https://gitflic.ru/project/magnolia1234/bypass-paywalls-clea...