Someone responded to a previous comment of mine [0] positing a Peter principle [1] of slopcoding — it will always be easier to tack on a new feature than to understand a whole system and clean it up. The equilibrium will remain at the point of near, but not total, codebase incomprehensibility.

[0] https://news.ycombinator.com/item?id=48037128#48038639

[1] https://en.wikipedia.org/wiki/Peter_principle