But it's taboo for a very good reason; it ruins gameplay. Hallways that are either long or narrow make it very difficult to advance on an opponent waiting at the other end, so one that incorporates both of these elements makes for dreadful combat. If two parties meet at the passenger car, there will either be a stalemate, the player who tries to cross the hallway dies due to inability to dodge while moving between booths, or both parties go at the same time and it becomes a spam fest with the player who jumps the most victorious.
The booths will provide very little in the way of advancing on your opponent, as it would take longer to open the door to a booth than it would to get to the next booth's door. Even if you want to keep the original linear layout, you need to consider certain design elements of the train in GE64 make it literally unplayable with multiple participants.
