Whether it is accurate in absolute terms is less interesting than what it reports in differing trends. Every indicator that it reports is vastly higher on the

Whether it is accurate in absolute terms is less interesting than what it reports in differing trends. Every indicator that it reports is vastly higher on the days when I am not in the office, chained to my desk. Just being on my feet, walking back and forth all day, up and down and round and round, is a night and day difference.