Sounds like you asked him right after he finished the Tanker chapter but before “Iroquois Pliskin” showed up on the Big Shell.
100%
As for the ending, it was already getting pretty postmodern, so I doubt it would have been substantially different otherwise.
If you’re a Batman: Arkham combat sicko like me, and you’ve been waiting for an imitator to come along and do it right again, Dead as Disco might be the real deal in a way that the likes of Spider-Man are not.