I sat in front of Mat, idly chatting about tech and cuisine. Before now, I had known him mostly for his cooking pictures on Twitter, the kind that made me envious of suburbanites and their 75,000 BTU woks. But now he was the test subject for my new project, to see if it was going to be fruitful or a waste of time. “What’s your job?” “Right now I’m working on microservices for a social media management platform.