I think many people will agree with me that this kind of data collection is creepy and unfortunate, but if it's the world we live in then we should try to use i

I think many people will agree with me that this kind of data collection is creepy and unfortunate, but if it's the world we live in then we should try to use it for good. I'm struggling to think of a way that a non or for-profit could use aggregate data to predict events in a way that would generally be considered a net positive to society. Does anything come to mind?