"That's--" The possible continuations of that sentence fall through his mind so fast they end up in a large jumbled heap at the foot of his mental stairs, and there's a delay before he manages to finish-- "not the point!"

Dwayna's breath, where does he even begin??

"Why is this the first time I'm hearing this?!"

But he can practically hear that answer already, even without Riddler supplying it: Because you didn't ask, you idiot.