Regardless of who said it and what they meant, I don’t want more code to write tests for, more pages to read through when stuff breaks, more material for new en

Regardless of who said it and what they meant, I don’t want more code to write tests for, more pages to read through when stuff breaks, more material for new engineers to learn. You can always start copy-pasting and make a mess later - less true in the reverse. Like almost anything it can be taken too far or misapplied. In the quoted example, when I have multiple occurrences of related business logic, I build a vocabulary of reusable sub elements - find the joints and carve, don’t build a giant mutant.