Grumpy Old Geeks Topics Online advertising relevance Topic Online advertising relevance 2 mentions in 1 episode The hosts respond to a listener who questions the value of personal data collection for targeting ads. Mentions 331: Flat Bubbles Mar 28, 2019 1:22:15 How come the ads they put in front of me aren't relevant? 1:22:50 collecting all this data isn't necessary to have their ads business