User blog comment:Tommy,Klaus&Kol2012+/spn questions/@comment-24169020-20130614070045/@comment-25358468-20130614151820

That episode has many plotholes... I could be very wrong, but I thought that was because of the lack of angels taking the souls to Heaven or something like that. Ghosts going to Hell was a plot device so they could bring Bobby back, and I think that before S8, Crowley wasn't doing that.