Sorry hadn't responded sooner. I was logged out and my browser wasn't let me log in. The key has more digits than what you would normally get for a Steam key. Did you try entering the entire key?
The archers appear to shoot much faster now. Getting double hits on the archers is also strange. It'll take some getting used to.
Is anyone else experiencing skipping and frame rate drops?
I just received one as well. From what I was reading, it sounds like if you can get your hands on a copy of Office 10 32-bit, you can activate it online. Install Office 2010