User blog comment:Mira Laime/Get the latest on your favorite entertainment fandoms with our new app/@comment-31294034-20171004022322/@comment-126761-20171004201710

Essentially, the work to support entire editors on different browsers is significantly greater than writing scripts that can do so. The tabber bug on IE11 is something we're aware of and plan to look at.

Still, as I noted above, IE11 will not be on the support list forever.