All these privacy, data collection and marketplace competition issues will need sorting out. Yahoo is acquiring “Tensa Kft., more commonly known as IndexTools…IndexTools will add more insight and metrics for online campaigns…” One search column explains the significance of the deal is the “…huge benefit that Yahoo will have is the ability to put their pixels (data collection mechanism) around the web and hence collect data. Which, in turn, will help their Behavioral Targeting efforts, which are currently limited to Yahoo portal only. This is huge!!!