This is one cool extension for FireFox and another reason to move IE. Be sure to check out Scribe’s features.
MAKE: Blog: Word processing in web forms
“Scribe adds Word Processor like functionality to web forms, including opening and saving form entries as files. Open and save form entries as files. Quickly save to a local file as you type. Never lose a post again due to your internet connection being dropped or laptop battery going out.“