Gotta disagree, OldAndShould.  

I'm with you on "At this point in time..."  ridiculous overspeak, used often by those behind a microphone while their minds whirl away trying to compose their next thought.  However...

"having said that" is often a legitimate phrase, used to highlight what comes next: an additional comment that modifies the stance of the previous one.  "He was often impetuous, but having said that, there were two instances where he showed real restraint..."