I didn't quite grok the talk from just the slides. Is it a guide on assessing seriousness of a risk? Showing there are many risks the security industry takes an

I didn't quite grok the talk from just the slides. Is it a guide on assessing seriousness of a risk? Showing there are many risks the security industry takes and shouldn't, and spend too much on less risky issues? Was that what the car recall was about?