These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
In Final Doom: Evilution, his playthrough of stage 30. The opening of the video basically goes "Let's go die repeatedly to this obnoxious puzzle." He only does once, and that was after blindly navigating to the far side of the teleporter maze and skipping most of the platforms in the proper solution to the maze.
Kikoskia: I'm just shaking my head now... How did tha- never mind, here's what happens when you mess it up.