User blog comment:MisterWoodhouse/Social Activity, the 2010 Editor, and Unpausing Migrations/@comment-4080147-20201002030417/@comment-39707429-20201002030935

It's unclear if the Special page will be added later, but for the moment, there is a form of MultiUpload - When you edit a page, the top will show an option to upload multiple images. It may not always be as handy, but better than none.