But Baldur's Gate or xcom aren't ipad games. They're a port, presumably with a complete codebase + assets already made. That must be substantially less expens

But Baldur's Gate or xcom aren't ipad games. They're a port, presumably with a complete codebase + assets already made. That must be substantially less expensive than building. So realizing accretive revenue from a port, sure. As a game target, I dunno.