Human visual sense is the main way to get information.Only the lifelike and unartificial virtual vision can make the users immersed in a virtual environment.
What I'm looking for is nothing but a touch of verisimilitude, like the handful of spices you chuck into a good spaghetti sauce to really finish her off.
The biggest challenge for the film's visual effects team was creating a photorealistic version of the African savanna while also remaining faithful to the source material.