One of the HN guidelines is "please don't use HN posts to ask YC-funded companies questions that you could ask by emailing them." Similarly, I think you might g

One of the HN guidelines is "please don't use HN posts to ask YC-funded companies questions that you could ask by emailing them." Similarly, I think you might get a more authoritative answer to your question if you contacted the author directly. http://ruby.railstutorial.org/contact http://ruby.railstutorial.org/contact