The National Film Board of Canada has released NFB PixStop, a new app designed for shooting and scoring stop-motion animation films on the iPad 2. NFB PixStop allows users to capture up to 10,000 images to create stop-motion films up to 13 minutes in length and add background music titles and descriptions. Finished videos can be exported to the iOS camera roll for sharing via e-mail or uploading to YouTube. Inspired by the stop-motion animation workshops…