User blog comment:Mira Laime/Get the latest on your favorite entertainment fandoms with our new app/@comment-31294034-20171004022322/@comment-33008805-20171004184447

As far as I'm aware, all of FANDOM's officially supported browsers support ES6, and I would think when Dev user scripts made by a handful of tech-savvy users are imported site-wide on wikis across the network, affecting large numbers of contributors in the process, it does enhance the site experience in a significant way.