I've been getting an enormous number of 502 errors today, even more than usual. About 4 out of every 5 clicks on the site result in the 502 page. Refreshing the window usually gets rid of the error.
Not sure if this has already been reported or not, so I'm letting you know just in case. Thanks.
"There's a slight problem...
Sorry, we're experiencing an issue with one of our servers.
Try refreshing this page in another 30 seconds if you please."