YouTube to Remove its annotations Feature in January 2019. Google-owned YouTube, which gets over 1.9 billion users every month, has decided to do away with annotations altogether. In May 2017, Google discontinued the YouTube annotations editor, after finding that the use of annotations has dropped by over 70 percent. Users would get to use other tools to promote content inside YouTube videos; these tools include Cards and End Screens. Google has its share of justifications to make; with 60% of YouTubes watch time now on mobile.”]
Source: https://hackercombat.com/youtube-to-remove-its-annotations-feature-in-january-2019/