"Facebook Inc. is expanding its emotional range. The social-networking company said it is finally letting users do more than “like” what they see in their news feed, a move that businesses may favor with a thumbs up.Facebook’s Dislike Button Is Here–In the Form of Emoji Reactions - Digits - WSJ
Facebook users can hold down the “like” button of a post to express emotions captured by seven different emojis: angry, sad, wow, yay, haha, love, and the traditional like.
“It’s not a ‘dislike’ button, though we hope it addresses the spirit of this request most broadly,” Facebook chief product officer Chris Cox wrote in a post on Facebook. “We studied which comments and reactions are most commonly and universally expressed across Facebook, then worked to design an experience around them that was elegant and fun.”"