Quite recently, I was introduced to a new person. A friend of a friend. We had gone surfing for the day, and so it was only after several hours of hanging out that I was able to ask him: “So what do you do for a living? Like our mutual friend, do you also work in finance?” His response: “I work in something much more evil than even finance: defence.” Followed quickly by: “Only joking. I’m a software engineer in crypto. What do you do?” Uh… Should I tell him that I spent most of my career working in the…