tl;dr version: The author lacks sufficient self discipline to not set himself up for distraction by running "Twitter, email, chatting" on the second monitor, a

tl;dr version: The author lacks sufficient self discipline to not set himself up for distraction by running "Twitter, email, chatting" on the second monitor, and finds that by having only one monitor, with no room for windows for "Twitter, email, chatting" along with work, that he can focus better. I.e.: Removing distractions enhances focus. (really short tl;dr) Nothing at all revolutionary here.