The analogy isn’t particularly applicable. If you engaged with many Walmart stores and they recorded that, it wouldn’t be tracking. If a Walmart agent followed

The analogy isn’t particularly applicable. If you engaged with many Walmart stores and they recorded that, it wouldn’t be tracking. If a Walmart agent followed you into Target and recorded what you did, it would be. The Facebook pixel and other status quo data practices in the online advertising marketing look a lot more like the second than the first. It seems valuable to engage with that as an especially bad practice.