Um......this?
Ignoring the fact that there is not a single coherent sentence in the entire post, I hardly call writing an advert for a book he hadn't even read qualifies is anything except an exercise in self-abuse.
Look who's challenging who on language errors.
I think it's "whom's challenging whose"
Actually, it is "who's (who is) challenging whom."
"Ignoring the fact that there is not a single coherent sentence in the entire post, I hardly call writing an advert for a book he hadn't even read qualifies is anything except an exercise in self-abuse."
There is no language error in the above statement. There is a typo: is instead of as.