Most systems are "distributed" actually, even your CRUD apps and CLI tools that write to disk. The better question is "how do you learn to deal with distributed

Most systems are "distributed" actually, even your CRUD apps and CLI tools that write to disk. The better question is "how do you learn to deal with distributed systems intricacies in places where it matters (such as finance)?", the answer for which is super simple; 1. Write any stateful program 2. Now look at every single LOC and imagine what happens to the system if the service crashes before executing the next LOC. Then modify the system to deal with those scenarios.