Antonio asked me to answer, He doesn't understand English:
maybe some minor rockslides due to stagional thaw, but after the 2 ones in 1997 and 2005 the Drus' rocks look stable, but I think that some years will pass to have other climbers on that wall :)
"After the first glass, you see things as you wish they were. After the second, you see things as they are not. Finally, you see things as they really are, which is the most horrible thing in the world."
--Oscar Wilde on Absinthe