We know you've got questions, and if you're brave enough to ask the world for answers, here's the outlet to do so. This week's Ask Engadget inquiry is from is from Keith, who needs our help to become the next internet comedy sensation. If you're looking to send in an inquiry of your own, drop us a line at ask [at] engadget [dawt] com. "Hey Engadget! I'm a fledgling stand-up, performing at my local open mic, but I'm thinking of branching out. I'd like to record some of my performances on something better than my QuickCam Pro 9000. Anyone know the best HD video camera for live performances? I'm looking for something reasonably priced and audio quality is