1. Correct.
2. No. We had this idea too (e.g. sacrifice scrolls to charge them) but it's probably something for DOS2 cause the balancing was off on that idea.
3. The wand is not destroyed but you can't use the skill anymore.
4. There is a penalty for using weapons that are higher level than you are.
5. Yes.
6. I have to ask around about this one :|


Tweeting @forktong