I can't speak for the author of the parent post, but my understanding from his comment is: He's suggesting the development of software to help people track the

I can't speak for the author of the parent post, but my understanding from his comment is: He's suggesting the development of software to help people track their mental health, in much the same way people currently track other aspects of their day to day life, such as with a fitbit or mapmyrun. If people could track their mood, medications their taking, when and how frequently they take them, etc, that information would be valuable at both an individual and aggregate level.