There are two major visual changes between the 5 and 9. The first is that instead of adding a gun to the rack in the Death Star control room...
...he deleted the gun from the later shot:
The other is that instead of crediting himself at the beginning of the credits, he moved it to the rest of the Revisited credits (kind of like how the SE credits are the same until the SE credits actually start). That's what throws off the commentary.