kylem:
I don't know about the number of comments being in any kind of serious decline; however, it does seem that it has been taking longer for new stories to get verified.
There are only a handful of validators, and we do the best we can. Actually, I am happy that we are just about caught up. We are only human, only volunteers, and we do have lives! And, yes, it is obvious that the number of comments have decreased.
kylem:
my main preference is the new material,
Why? There are thousands of perfectly wonderful stories here. The older ones are just as good as the new crop, if not better.