> By your logic, all testing is invalid except for usage by real users That is exactly correct. All testing is make believe except for real case studies by rea

> By your logic, all testing is invalid except for usage by real users That is exactly correct. All testing is make believe except for real case studies by real customers with an intent to pay, and barring that, real pilots with real utilization. Otherwise, you run the risk of building a product for a version of yourself that you are pretending is other people.