http://xkcd.com/1492/ http://xkcd.com/1492/ I suspect people seeing white/gold live/grew up in sunny climate with blue sky, sea?, maybe blue walls/wallpaper in

http://xkcd.com/1492/ http://xkcd.com/1492/ I suspect people seeing white/gold live/grew up in sunny climate with blue sky, sea?, maybe blue walls/wallpaper in their bedroom. Basically people primed for seeing things illuminated by blue tinted light.