The insider said that Automattic plans to provide full opt-out rights to users interested in protecting their public data, including posts and pictures. However, internal posts indicate that Tumblr has already provided Midjourney and OpenAI an “initial data dump” of all publicly posted content between 2014 and 2023. Furthermore, a “mistake” caused Automattic to share private data of Tumblr users with the two AI companies as well.