User blog comment:DaNASCAT/Technical Update: September 11, 2012/@comment-4674838-20120912063245/@comment-4674838-20120912081752

Monospace font you could patch pretty easily in your global.css if you want. Something like this would probably do the trick:

Edit: Wait... doesn't the mini-editor already use a monospace font by default? I'm seeing the following computed style while editing a Message Wall post in Chrome: and aren't those all monospace fonts anyways?