Being an engineer should only add value to his comments about an engineered technology. His complaint was made from a position of software expertise and familia

Being an engineer should only add value to his comments about an engineered technology. His complaint was made from a position of software expertise and familiarity with technology. His inability to anticipate the system's caveat that led to his death is a testament to the unpredictability (from the user's perspective) of the vehicle's behavior.