Facebook's API gave birth to the billion dollar juggernaut that is Tinder. Tinder piggybacked off of Facebook OAuth logins in a useful way, and now Facebook ha

Facebook's API gave birth to the billion dollar juggernaut that is Tinder. Tinder piggybacked off of Facebook OAuth logins in a useful way, and now Facebook has further cemented their permanence as it will now be very difficult for that dating app to sever themselves from Facebook OAuth.