The Privacy Problem with Digital Assistants

Questions directed at Siri and Google’s voice search get sent to their respective companies, paired with unique device IDs that aren’t connected to specific users. Apple stores Siri requests with device IDs for six months, and then deletes the ID and keeps the audio for another 18 months

.. Allo will, however, come with an “incognito mode” that enables end-to-end encryption and makes message history disappear after a while, à la Snapchat.

Money, Race and Success: How Your School District Compares

Sixth graders in the richest school districts are four grade levels ahead of children in the poorest districts.

Children in the school districts with the highest concentrations of poverty score an average of more than four grade levels below children in the richest districts.

 .. What emerges clearly in the data is the extent to which race and class are inextricably linked, and how that connection is exacerbated in school settings.

.. Mr. Reardon said that educators in these schools may subliminally – or consciously in some cases – track white students into gifted courses while assigning black and Hispanic students to less rigorous courses.

Best Quality Data: How much money do they owe us?

The first business process subject area you build should be the one with the most bang for
the buck. It should simultaneously answer the most important business questions and
be the most accessible from a data extraction point of view. A great place to start in most
enterprises is to model the process consisting of customer invoices or monthly statements,
as shown in Figure€7-1. This data source is probably fairly accessible and of fairly high
quality. One of Kimball’s laws is that the best data source in any enterprise is the record
of “how much money they owe us.” (page 211)