"Then later the same client came back to me with a new problem: there was too much data. Thousands of these machines had been mass-produced and distributed to waiters, not only in Hungary but all over Europe, and the data storage problem was becoming an issue, there were security problems, and so on. Could I help with this? And by the way, if the answer was no, perhaps they would report me to the police or cause other trouble for me. So I became a systems programmer. I built the systems these people needed. And after that, they needed someone to keep the system running in a secure and reliable way. So, over years, I morphed into a kind of mostly freelance systems administrator. I run servers, set up email systems, websites, wikis—"