Will personalization ever truly fly?

We’ve been talking about how advances in digital media and data will result in every person on the web seeing a deeply personalized ad for every occasion since the days of AOL dial-up. Why, then, do most of our digital ad experiences still feel like a "groundhog day" of what we searched and bought in the previous week? (If you don't agree, just take a spin around the web and let me know how customized and rewarding your ad experience feels.) Given the immense amoun