Thoughts on the hidden data that's generated about us, rather than by us.
Big data isn't limited to multi-terabyte datasets or data markets. It also includes the hidden data you carry with you all the time and the growing data on your movements, contacts and social interactions.
Radiation data collected in Japan contradicts some media reports.
From talking to people on the ground in Japan, and by looking at the actual measurements across the country, a very different picture emerges than that reported by the Western media.