Here's someone who thinks Moodle needs some improvement in this area:
http://hobbes.ict.ru.ac.za/csae/cs405/projprops/bm/bmproject.html
Great! User evaluations! Research process! Love it! 
You have to wonder, though, at listing the "problems" BEFORE any user evaluation has been done.
But I'd agree they are things that can be (and are being) improved, sure.
You have to wonder, though, at listing the "problems" BEFORE any user evaluation has been done.