I think we stopped at about the same point - whenever she wakes up in Tokyo after losing two years. It was simultaneously a great twist, or anyway a greatly Abrams twist, and a bad mistake because it basically suggested that everything was rebooting. For those of us who regretted getting sucked into many hours of inanity because of low tease-resistance it said "everybody off." Prison Break had the same problem after season 1 - "you're prison-broke, now go away." I think tease shows need even more takeaway than others, for this reason - lest you feel dragged rather than compelled. The answer to all television questions is Breaking Bad.