Thanks Breck; I watched the video and it's appealing; I assume the downvote (now cancelled by my upvote) was the HN aversion to self-promotion, but as the OP I

Thanks Breck; I watched the video and it's appealing; I assume the downvote (now cancelled by my upvote) was the HN aversion to self-promotion, but as the OP I hereby declare this comment relevant and useful.