Washburne
Protector of the key.
Ah, yes. It can't be anything but romantic love...The fact that he's been focused on rescuing him for three full movies now. 🙄
I don't think it's left ambiguous on purpose but you're right of course. People will see what they want. Although since I don't really care one way or another it's not so much what I want to see but maybe influenced as to what's most common (friendships over gay feelings) in movies.
I haven't seen those but fan art can make almost anything adorable so I don't doubt that for a second.(And honestly, some of the tumblr stuff I've seen of them together is adorable.)