User blog comment:Rassilon of Old/Young Justice spoilers at Comic-Con 2012/@comment-99.97.21.38-20120908014405/@comment-1038387-20120911080619

Bats and Bats dated. It was was a common point in Batman: Beyond.

As for cougar Selina - she's not that old in the DCAU, I think she's about the same age as Harley and Ivy (late twenties). It wasn't like she was in her own comic before the reboot.