There are functional reasons, yes. But the best business case for internet dev is a frontend hits a backend, and that's it. The relationship is purely request/r

There are functional reasons, yes. But the best business case for internet dev is a frontend hits a backend, and that's it. The relationship is purely request/response payloads. It's transactional, massively simplifies development and qa, and better encourages the notion that every endpoint should be able to provide, as well as consume services.