Bit uncomfortable that Amazon is giving me targeted ads for the exact model of heater my psychologist bought for her office a few weeks agopic.twitter.com/XpzFlswEvO
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Or even cellular data. Some carriers (AT&T at least) have programs to decloak NAT -> customer id for partner advertisers unless you go through a deeply buried out-out process.
I wouldn't be at all surprised if that also includes cell-tower-based location information.
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