No one really, every single publisher/developer (and that includes Sony, Nintendo and MS) is replaceable .
^ I dont agree with this.
Gameing would be worse off without a Sony or Nintendo.
Losing Square Enix would suck the most.
Would majorly suck.
Necro-bump this 2020: http://gamrconnect.vgchartz.com/thread.php?id=229249
Bumb in 2021: http://gamrconnect.vgchartz.com/post.php?id=9047071