I had mentioned I squeezed the trigger on a Gallery2 open source photo gallery install. Installing Gallery2 was quite simple. Though, integrating Gallery2 into the Joomla CMS was a bit more difficult but not like pulling teeth on a angry bear. I used the JFusion bridge component.
Numbed with the effects of a novocain-like spell. It must've been the easy-to-use user interface or perhaps the intuitive administrator interface. Maybe it was the search engine optimized capabilities or maybe even its overall extensibility.