true, but sounds incomplete! check this video's https://www.youtube.com/watch?v=zmeDzx4SUME, it's called "Growing Reddit - Web Development" and in the description, they say "This video is part of an online course, Web Development. Check out the course here: https://www.udacity.com/course/cs253." but can't find it in the Intro to backend course https://www.udacity.com/course/intro-to-backend--ud171