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Well, pixel tracking actually exists. http://digiday.com/platforms/explainer-why-pixel-tracking-is-increasingly-popular/ http://digiday.com/platforms/explainer

by leni536 11y ago

Well, pixel tracking actually exists. http://digiday.com/platforms/explainer-why-pixel-tracking-is-increasingly-popular/ http://digiday.com/platforms/explainer-why-pixel-tracking-is...