Communications around the Olympic torch on Everest

With a news blackout at Everest base camp, some blogs are attracting considerable attention chronicling the Chinese government's attempts to get the torch up the mountainside. Jim Curtin has posted a photo of a sign at Camp II, handwritten on improvised materials, telling climbers they cannot go forwards. I can't help noticing it is in excellent standard English, by someone with a very good eye for the conventional layout of such notices.