I feel like the big twist shows are now off the table. I think Westworld was probably the last one to Trojan horse this idea of the young man in black. They were doing non-linear storytelling, but disguising it. Jonah Nolan and Lisa Joy have spoken openly about how they just didn't think people were going to figure it out that fast.
Damon LindelofAt some point, you can't take a risk just to take a risk because that's a betrayal, in and of itself.
Damon Lindelof