An RPG, for example, focuses almost entirely on the storyline and the battle system. In a racing game, the car's handling is the most important aspect. Likewise, perhaps the single most important element of a text simulation is its interface. As is the case anytime a comparison is being made, it's important to define the adjectives being used. An interface in this category will usually be fairly clutter-free in their natural states.
Information is power, yes, but too much information overloads the circuits.
If, however, a player wants multiple windows open, perhaps for comparison purposes, he should have that option available. Such an interface should also be easily navigable and efficient. Interactive features are also excellent. 4x4 Evolution APBA Sports Catch the NFL Fever Champ. Wishlist OOTP Baseball Sim Racing Sm.