sage -- double columned one year bible reading

after install https://addons.mozilla.org/en-US/firefox/addon/77 for firefox, it's possible to define chrome://sage/content/feedsummary.html?uri=http://www.gnpcb.org/esv/share/rss2.0/one.year.tract as the bookmark for daily bible reading in double columns manner. much like the style of printed one :)