I use Toggl (http://www.toggl.com/ http://www.toggl.com/) to track where I'm spending my time - when I pull up HN to read it, I swap to timing that. Somehow, ha

I use Toggl (http://www.toggl.com/ http://www.toggl.com/) to track where I'm spending my time - when I pull up HN to read it, I swap to timing that. Somehow, having a timer logging how much time I spend on non-productive work helps keep me focused.