It is. Linode's Atlanta data center has been getting DDoS'd on and off since Sunday. This site isn't hosted on Linode, but could there perhaps be congestion in Atlanta from that attack causing general slowness?

Same thing here. Under half a second from every other location, 2.5 seconds from Atlanta.

yup Atlanta is slow for me too

oh my god think about all those users from Japan they are bouncing!

stop the presses for the entire company to have a meeting on how to shave off 300 milliseconds for the poor residents of Japan!