From what I've seen, it's mandatory in that you are no longer able to edit your 'Info' page without linking everything on it to pages. Also, it seems this is b

From what I've seen, it's mandatory in that you are no longer able to edit your 'Info' page without linking everything on it to pages. Also, it seems this is being rolled out to different people at different times -- I saw it a couple days ago, but other people still haven't gotten it.