One thing with TDD is that the code you are writing, you know, is testable. It’s also easy testable code, as it’s already written in such way. Code which isn’t

One thing with TDD is that the code you are writing, you know, is testable. It’s also easy testable code, as it’s already written in such way. Code which isn’t written with TDD may be testable but more often than not it’s hard to test it. And code that’s hard to test will not be tested. And that’s a slippery slope.