Westworld’s biggest twist came with a nasty side effect

This post contains Westworld spoilers. Proceed to the center of the maze with caution.
The ninth episode of Westworld was everything fans asked for. After eight hours of puzzling setup, the writers doled out answers like cheap Halloween candy. There are multiple timelines! Bernard was built in Arnold’s image! The center of the maze is an elevator to Arnold’s lab! Weeks of speculation, finally validated!
So why did the penultimate episode of season one land with the thwap of a soggy R