User blog comment:Dopp/Technical Update: May 15, 2012/@comment-4528041-20120521201125/@comment-4817-20120521211816

Same here. I left home at 1 PM EST and didn't experience this problem, but now I do (5:15 PM EST).

On this page which came up, I see some tabs that weren't there before: "content pages" (the main tab), "multimedia", "help and content pages", "everything" and "advanced".