Another alternative, which is not in private beta but offers the same kind of ease for editing is http://checkthis.com http://checkthis.com. Disclaimer: I work

Another alternative, which is not in private beta but offers the same kind of ease for editing is http://checkthis.com http://checkthis.com. Disclaimer: I work there. That said, checkthis is not distraction free. It's more about getting easily a beautiful page on the web, with good social network integrations and a possible instant feedback through the comment pane on the right of your page. (And regarding some comments not so far, we are supporting Unicode quite well, we have lots of page in Russian for example).