Know your data 37: one billion passwords
What one billion stolen passwords tell us
numbersense
A paradox of big data
Kaiser tries the new subway card.
Adjust, and adjust some more
Kaiser looks at an interactive chart in the Financial Times.
Combining probabilities
Kaiser explains how probabilities are aggregated.
Privacy for me not for you
Kaiser returns to the private-jet tracking saga.
Waze user saying
Another Waze user sends testimony.