When his investors requested that the next tranche of financing be contingent on the company running the Nail It then Scale It process, it created a crisis that drove Greg to stop selling and start listening to the customer and understand what was missing in order to break through the barrier of customer adoption.
Gene therapy, a set of medical technologies that plant new genes in a person's cells in order to produce missing proteins, might be used both to save lives and to ramp up athletic performance.
This is less comforting than it sounds, because the usual method for doing a safety analysis is to include all the deaths that occurred in patients who were assigned to take a drug, not just those that are clearly linked to a treatment, in order to avoid missing anything.