There's extensive literature on several software architecture patterns and styles whose benefits are well known, but which are often ignored due to the cost of their boilerplatic layers and abstractions. For example: Domain-Driven Design is cool, but it probably won't be applied to a CRUD-heavy startup backend; Clean Architecture is great, but defining a database schema via some annotations on entity fields is simpler and faster. It's clear that having a single `FooService` mapped to endpoints a...