Did you really read the piece? The reason I ask is that what he wrote and what you wrote are essentially the exact same: I’m happy to write integration

Did you really read the piece? The reason I ask is that what he wrote and what you wrote are essentially the exact same: I’m happy to write integration tests. I insist on it. But a part of me registers the need for integration tests as a failure or limitation of my design skills. (That's how I feel about integration tests, too — which I always use.)