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A comment on Mobilewalla used cellphone data to estimate the demographics of protesters. Parent comment

Re:Mobilewalla used cellphone data to estimate the demograph... by ryandrake on Friday June 26, 2020 @01:34PM (#23654604)
I'm not in the business but I'd guess that an ISP can determine with pretty high confidence your race, ethnicity, gender, approximate age and approximate income simply by analyzing your DNS requests. And they probably have a lot more data than DNS.
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Re:Mobilewalla used cellphone data to estimate the demograph... by jtbayly on Friday June 26, 2020 @01:58PM (#23654945)
Agreed, but I wouldn't describe that as "being voluntary provided by customers."
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