since the server update (nice work, @Terk), rejects (which for me were already pretty low) are a lot lower. but for the first time i am seeing the:
which several people have been reporting. this does not seem to be affecting my rejected percentage as far as i can tell. sgminer definitely does not think it is.

i am also getting a very large number of stales accepted. does this seem weird?:
http://i.imgur.com/pJucpz7.png