> DRY at any architectural level corresponds naturally to repetition of text in source files. The "repeat" in "don't repeat yourself" refers to semantics (data

> DRY at any architectural level corresponds naturally to repetition of text in source files. The "repeat" in "don't repeat yourself" refers to semantics (data and sources of truth) and not syntax (text in source files). This is a common misunderstanding, which is one of the things that tends to separate junior and senior engineers.