Re: DC's New 52: Reviews and Discussion (Spoilers welcolme and likely)
Here is a fun early example of Marvel/DC trash-talk
, courtesy of Brian Cronin's excellent column Comic Book Legends Revealed.
I know of another example where an issue of Batman from this same era shows Batman swing from a flag-pole and musing that he was swinging from flag-ploes much longer than "a certain Peter-come-lately".
I hate having thoughts on the top of my head. They usually jump off and commit suicide.