wow thanks a lot for sharing your stories. I think the 3rd time will be the charm for you. It sounds like you've learned a lot from the two previous submissions.
(Indeed, it makes me want to apply just for the process! I have an open-source idea, didn't PG say he could monetize anything? It would grow in use as word spread (pretty sure) but ultimately wouldn't get that big and would be hard to make anything off of.. sigh).