"Stray observations: Preacher crossover, anyone?"
Yes! :O

The main reason why I think Destiel would never happen is because Castiel is an angel. Sure, he and Dean are spiritually close, because they have a profound bond and all that. Maybe they are even soul mates, but there can never be anything physical or relationship-like between them. The only time Cas ever had a…

As far as character development being all over the place, I agree. The writers need to sit down and map out exactly where they want to go with them next season.