Discuss the practice of testing software and the importance of testing when it relates to software used in the medical field for patient procedures and treatments. Discuss your viewpoint on software errors and the risks of these errors that could negatively impact the health of patients. Consider the ethical issues associated with negative outcomes due to software errors. Review the Ethical Issues section regarding the Therac$-25$: Anatomy of a Disaster at the end of Chapter $18$ to gain some real$-$world perspective.