There is an active raptor nest just west of the the South Arete Ridge. If you can plan ahead it would be best to do this route in Oct/Nov before nesting season (Dec 15 - July 1)
"Got tight last night on absinthe and did knife tricks. Great success shooting the knife into the piano. The woodworms are so bad and eat hell out of all furniture that you can always claim the woodworms did it."