TL;DR These days everyone knows that servers are supposed to be more like cattle than pets. But the same principle applies to the code - caressing it & endlessly tuning it according to completely subjective, quasi-aesthetic criteria is one of the most often committed sins of today's software engineers. Especially as we're speaking about very technical activity that frequently just gets away as it's totally non-transparent for business stakeholders & many managers. I'll start with a harsh statement: "refactoring" has recently become one of the most devalued terms in software engineering. It became a perfect excuse in…