I guess I mis-read the post because it sounded like the most important document of my life, not for product management. I will agree that it's important when yo

I guess I mis-read the post because it sounded like the most important document of my life, not for product management. I will agree that it's important when you're a business and you want to keep tabs on your customers and their use of the product but I still doubt the point that it's the most important document (except for product management or customer development or customer research).