Interesting that their blog itself has the headers they deem unnecessary... Server: Artisanal bits Via: 1.1 varnish,1.1 varnish X-Served-By: cache-

Interesting that their blog itself has the headers they deem unnecessary... Server: Artisanal bits Via: 1.1 varnish,1.1 varnish X-Served-By: cache-sjc3150-SJC, cache-cdg8748-CDG