These days we see a lot of discussion around the way Facebook (does not) take care of it's user's data privacy.
Here're the 2 best sources I've found that describe the "problem".
In fact I don't think there's a problem, I'll explain why in a coming post, but it's interesting to look at these 2 articles to understand what people are talking about.
In this series of images Matt McKeon shows the evolution of privacy default settings over the years (from 2005 to now).
It's amazing to see how user's data are more and more public by default everyday...