Ninety percent of data produced and stored is not simply useless; it gets in the way of useful data. Waste data makes it harder and harder to find and make use of good data.
John Booth gave me a great example of how just because you can collect loads and loads of data, it doesn’t mean that you should.
“We work with a couple of organizations and some of them were quite proud to tell me that they were collecting 1,440 data points a day on the temperature of a certain item in a data center. And I think, why are you recording 1,440 data points? The temperature variations are so minute.
