I also recognize that effectively nothing actually changed from roaming a world map
There isn't much, but there are actually a couple of hidden locations related to important sidequests, like the zodiac weapons. I think there might also be something there related to the post-game content in the International version, but I'm not certain.
He knows exactly what he's doing, and he's going to continue to do it until people stop expecting machines to solve all their problems for them.