Even if the thing turns out to be unbelievably amazing, I doubt companies would like people to be constantly logged in to facebook "for mail" during work. For m

Even if the thing turns out to be unbelievably amazing, I doubt companies would like people to be constantly logged in to facebook "for mail" during work. For many offices, a browser tab on facebook could just imply chit-chat with friends, farmville, and many other unproductive pursuits. How could it be a "Gmail Killer" with such a born defect?