What I really like is an intelligent review. It doesn't have to be positive. A review that has some kind of insight, and sometimes people say something that's startling or is so poignant. ↗
It is not because the truth is too difficult to see that we make mistakes... we make mistakes because the easiest and most comfortable course for us is to seek insight where it accords with our emotions - especially selfish ones. ↗
As I noted in my Nobel lecture, an early insight in my work on the economics of information concerned the problem of appropriability - the difficulty that those who pay for information have in getting returns. ↗