My Big Data headache
One of the classes I teach involves helping students understand the concept of Big Data . And it gives me a headache to think about it. Big Data describes all the digital transaction information organizations acquire about us. Our health records (supposedly safe) are part of Big Data. When I buy kosher hot dogs, orange seltzer, and Tums (don't ask) at Wegmans, the loyalty card I carry tags my purchase in some data file. That becomes part of Big Data. By Thierry Gregorius (Cartoon: Big Data) , via Wikimedia Commons Taken together, an immense database contains our online purchase histories, our health histories, our online tussles with Microsoft, and so on. Most companies struggle to sift and manage this trove. And few can explain how hackers get into their computer servers and swipe it. In 2013, Target experienced a major data breach. They were hacked. The chief information officer resigned. A few months later, after Target experienced an awful fourth quarter, the CEO qui...