If you look at the big picture, it's less durable than it used to be, but the key points have been reinforced.

I'm fine! I've memorized the important parts.

In terms of abilities, he's completely incompetent, but he can be excessively quick-witted when it counts.

We've driven the Imperials out of Whiterun. This is good. Very good. We now control the center. It's a powerful position. One I aim to keep.