[fluoridation]

Why would you need permission to make a game work on a newer platform? Were the changes made to the code of the game, or of the console?

[handoflixue]

A lot of contracts are for a specific release, and a lot of IP gets contracted out (music, art, sometimes even game engines). Especially for music, it's not uncommon for the license to be very specific: you can use our music for this particular game, on this particular console, released in this particular region.