: FBI Agent Dom DiPierro reveals to a detained Darlene that the Bureau has been "the python" all along—waiting patiently and tracking every move of fsociety.

: The episode concludes with a massive power outage plunging New York City into darkness, signaling the start of a total societal collapse. Artistic and Cultural Significance

: In a climactic confrontation, Tyrell shoots Elliot in the stomach to prevent him from sabotaging their plan to blow up an E Corp data facility.

: After a season-long mystery regarding his existence, Tyrell is revealed to be alive and working with Elliot's "Mr. Robot" persona on "Stage 2".