everywhere 12ft.io works is a site you shouldn't read in the first place because they are sites who show their contents to google but not to you. you have to pay.
> How does it work?
> The idea is pretty simple, news sites want Google to index their content so it shows up in search results. So they don't show a paywall to the Google crawler. We benefit from this because the Google crawler will cache a copy of the site every time it crawls it.