On Firefly, as far as setting yourself up for disappointment, the Movie Serenity, actually ties it up pretty well, so, although, it would've been nice to see it play out in longer form, it does have a satisfactory ending.
I'm not as "In Love With it" as many are, but, it's definitely a good Series, and worth watching
One Day I hope to be the Man my Cat thinks I am
Where are we going? And why are we in this Handbasket?