follow cost measures how much people tweet. We use an absolute scale (average number of tweets per day) but also measure tweets in milliscobles, or 1/1000th of Robert Scoble's Twitter output.
One milliscoble is defined as 1/1000th of the average daily Twitter status updates by Robert Scoble as of 10:09 CST September 25, 2008. At that time, Scoble had tweeted 14,319 times in 675 days, for an average tweets per day of 21.21. Thus, one milliscoble is defined as 0.02121 tweets per day.
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