Warning: Full spoilers for the episode follow... Holy s***. Okay, I'm still reeling a bit here, so please forgive typos and/or brain spasms as I attempt to dive into such a jolting, exciting, heart-wrenching episode. "If-Then-Else" was next-level inventive as The Machine attempted to solve a lethal puzzle in a matter of seconds with all of our heroes' - its "assets" - lives on the line. Let's start at the end here.