I found only an unverified but specific claim in an ars forum thread that they run current on their CDN: http://arstechnica.com/civis/viewtopic.php?f=2&t=126274

I found only an unverified but specific claim in an ars forum thread that they run current on their CDN: http://arstechnica.com/civis/viewtopic.php?f=2&t=1262749&start=200 http://arstechnica.com/civis/viewtopic.php?f=2&t=1262749&sta...