It won't have comment subject lines available for anon users, and possibly not for basic users, so that could still bork a lot of the fic memes, unless the owners/mods manage to find a work-around. It's not clear if, if the owners/mods use the new "old" style, that means that anons commenting to those memes will have the subject line option in the comment box. ::scratches head::

Oh, LJ. ::sighs::