Good points about Chase. I would like to see him in a interesting story other than hinting to him bullying Theo.
As for Eric, I always liked the character. I saw him as the "Anti Sami". While I saw nothing pointing toward him being gay, I think it could have been an interesting storyline at the time when Jensen first came on.
In the case of Aiden, I wholeheartedly agree. Lots of wasted potential there.
In a WAY back moment, I wanted to see more of Jack and Steve. We had that joke of a return in 2006, but I mean a REAL reunion. Going back to 1990, at the time of Steve's "death" Jack and Ste