As with everything, to each their own. Opinions always will vary as to what works and what doesn't. What is quality and what isn't.
Oh, don't get me wrong. I'm a Fiver (or whatever the term is) through and through, and JMS remains one of my favorite writers. And I loved the metastory--derivative as it was--as it unfolded, but wished that more writers were allowed to play in that universe.