Facebook fails to keep your secrets safe?
Presenting the 5 darkest Facebook secrets including the stolen idea Mark Zuckerberg used to create thefacebook.com, a secret scientific test to hack the feelings of users and cause emotional contagion, the mysterious all access pass that Facebook Messenger has to spy on your phone, the ability for moderators to stalk users, and the tricks and marketing strategies used to sell your info on the black market.
1. Double dealing
2. Emotional contagious
3. Messenger
4. under review
5.not so private
to know more about it see this video
https://www.youtube.com/watch?v=ujjgXgZjefo