Relatively sure they didn't follow as thorough a design process as Facebook did: https://medium.com/facebook-design/reactions-not-everything-in-life-is-likable-

Relatively sure they didn't follow as thorough a design process as Facebook did: https://medium.com/facebook-design/reactions-not-everything-in-life-is-likable-5c403de72a3f#.5p49fvc6g https://medium.com/facebook-design/reactions-not-everything-...