Even then! I've seen programmers read the code, get it wrong, and rewrite it in a way that introduces bugs. Hell, I've been that programmer. It's clear, it's

Even then! I've seen programmers read the code, get it wrong, and rewrite it in a way that introduces bugs. Hell, I've been that programmer. It's clear, it's readable, it's concise, and it's wrong. Readability and correctness are orthogonal concepts.