User blog comment:Dopp/Technical Update: January 24, 2012/@comment-33460495-20120127131429/@comment-1656630-20120131175243

Genius: I'm not able to reproduce. Can you tell me what browser, give me a URL, and double-check that there are no paragraph breaks or other unusual formatting above (or in) the text you're trying to paste?

Eladkse: I think that may have been an intentional design change. The "x" in the right corner of lightbox modals have been updated.