This week on Tech 24, we explore where our data goes and what it's used for. Didier Rappaport joins us on set to tell us about his geo-localized dating app Happn, and what the app does with user information. Dhananjay Khadilkar then takes a look at the landmark EU ruling on the Safe Harbor agreement, brought by an Austrian student against Facebook. Finally, we test a flying speaker to take your party to the next level.