well, marking books has been normal in the UK for decades, but it is currently our of favour, and viewed as unhelpful and does not do anything to improve outcomes
I maybe disagree a bit, as I was brought up on marking, and have marked books for decades myself - however, I would agree that a lot of it is a waste of time, I have written masses of feedback in the past, and it is largely ignored, not even glanced at
But of course the other issue, if my school expects me to record some other form of assessment, which it does, then marking books cant really be done ASWELL. For example, question level analysis of a test takes far longer than marking a book, cant do both
However, I do still try and look at most books occasionally - most often while walking around lessons with a pen in my hand while children work.
Of course, the best feedback is immediate, and verbal