Facebook June 2010. After extensive testing and years of questions from the public about whether it had an intention to incorporate a "Dislike" button, Facebook officially rolled out "Reactions" to users worldwide on February 24, 2016, letting users long-press on the like button for an option to use one of five pre-defined emotions, including "Love", "Haha", "Wow", "Sad", or "Angry". Reactions were also extended to comments in May 2017. Facebook Messenger is an instant messaging service and software application. Originally developed as Facebook Chat in 2008, the company revamped its messaging service in 2010, and subsequently released standalone iOS and Android
Facebook Credits Credits went into its alpha stage in May 2009 and progressed into the beta stage in February 2010, which ended in January 2011. At that time, Facebook announced all Facebook game developers would be required to process payments only through Facebook Credits from July 1, 2011. Facebook retains 30% and developers get 70% of all revenue earned through Credits. Credits is a single currency that can be used in multiple games and applications, and its introduction led former PayPal executives to comment on whether or not Credits could soon replace PayPal as the leader in virtual payments. By the end