system
A chat on subreddit /r/pcmasterrace
human
Or a camera experience 

Example : Outlast 1 and 2
gpt
If the goal is to emulate bad optics, sure. Go for it. But in real life photography,  the goal is to minimize chromatic abberation. The result is expensive lenses. When playing a game I seldom want this effect, unless the protagonist is using a toy camera.