We've been noticing it off-and-on for several days. Somewhat irritating.
pfhyper | 03.13.07 - 12:15 pm | #

Yes, I saw the same thing this morning. I'm not sure but I think it's just that they are updating their layout a bit (CSS). The lag may have been introduced by browser caching on your end.
Tom | Homepage | 03.13.07 - 11:29 am | #