The wife points out that it takes roughly 2 weeks to brainwash someone.
What’s up with the speaker in Jack’s cell? "It hasn’t worked in years." Screwing with his mind? Or was something trying to communicate to Jack unbeknownst to The Others?
I don’t think Zeke "came out of the closet" but merely told Kate that he wasn’t interested in her.
SCORE! The speaker says, "Let it go Jack." in his father’s voice.