I have never used Redis, or any other NoSQL database before, but have always been interested. I actually went through the whole tutorial, and now I feel like I

I have never used Redis, or any other NoSQL database before, but have always been interested. I actually went through the whole tutorial, and now I feel like I have a better understanding of what all the fuss is about. That being said, and this is outside the scope of the tutorial, but how are these key/data/NoSQL stores at storing up a large value (think of a TEXT or BLOB column)? Just curious...