Doomed to stay in line

So this came to my attention recently. A mod for Doom that reduces to the game to linear state.

Original video located here. Accessed 8th April 2019

Clearly this is joke mod and I have to admit: there is some amusement value in seeing those mazes reduced to singe never-ending corridor. 

Of course now I'm imagining the Doom marine being confronted with this stupidly long corridor that he eventually gives up in disgust