Brond1: I'm whining!!! Why can't Apple see supporting Fuji as opportunity to lure people away from other products. What happened to being innovative and supporting innovation?
Googled AVCHD Sample Video.
Went to the first result: http://www.shedworx.com/shedworx-samples
Downloaded the first clip then opened and played it in Quicktime Player.
Conclusion: AVCHD supported in Mac OS 10.8.