Be the Owner of Your Own Data and Say “No” to the Harassing Call

5 min readJun 18, 2021

While big data changes our lives, it also brings us some troubles. Our personal information has not been respected enough in the advancement of technology, and the monopoly and abuse of data limits the well-being of human society’s progress.

Big data can make the system understand people better. A classic marketing case is “people who buy diapers usually also buy…


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