How about a company that offers “Failure-As-A-Service” <https://www.theregister.co.uk/2019/09/26/organizing_chaos_gremlin_announces_scenarios/>? That is, they make it easier to deliberately trigger various kinds of infrastructure problems and outages (under controlled conditions, of course) to make sure that your systems that are supposed to be designed for resiliency, actually do what they say on the tin. Quote from their Senior Site Reliability Engineer: “I like to do a CPU attack first. It's the Hello World of chaos engineering.”