[http://www.flickr.com/photos/83346641@N00/4617759902] I never thought the Fitbit would exactly change my life – indeed, I bought it over the competition precisely because it was the cheapest way to dip my toe in the water of the ‘quantified self’ [https://plus.google.com/107128067330174980092/posts/jDpJV4S5Hyw]