Sounds like a blast Cdn.
On the gameplay aspect, its more similar to Tera's active combat system vs. the standard MMO click and wait correct? I'm really hoping its more dynamic without going too far into the button mashing territory of DCUO.
I'm excited for it but didn't luck into the beta.
Combat is active, yeah - no auto-attack in the game, so you've got to keep an eye on things. I didn't play DCUO, so I can't compare, but you are definitely keeping tabs on the abilities you have when you're in combat.
Keep an eye on your email - they plan on running more beta weekends, and apparently won't be inviting the same people back. (the .......s!