As an exercise, I want to challenge you to go and make those recommendations even better. So, let's talk about some ideas I have, and maybe you'll have some of your own too that you can actually try out and experiment with; get your hands dirty, and try to make better movie recommendations.
Okay, there's a lot of room for improvement still on these recommendation results. There's a lot of decisions we made about how to weigh different recommendation results based on your rating of that item that it came from, or what threshold you want to pick for the minimum number of people that rated two given movies. So, there's a lot of things you can tweak, a lot of different algorithms you can try, and you can have a lot of fun with trying to make better movie recommendations out of the system. So, if you're feeling up to...