They do it for safety. After a few bad images of earth were generated showing different % of ocean coverage that couldn't be explained, they limit inconsistencies by not generating new stuff unless there's a real need from a new storyline....

They do it for safety. After a few bad images of earth were generated showing different % of ocean coverage that couldn't be explained, they limit inconsistencies by not generating new stuff unless there's a real need from a new storyline.