> Using pull requests for code changes by your own team members is like having your family members go through an airport security checkpoint to enter your home. It’s a costly solution to a different problem.
No, it's like having an editor proofread your article before you submit it. It's a second pair of eyes to make sure you haven't missed something or made a change that will subtly break things, or just misunderstood the requirements and implemented something not quite right, or didn't implement your tests properly and thus are not actually testing what you think you are.
CI isn't some magical fairy that ensures program correctness; it's only as good as the tests it runs. And even the best tests do not guarantee correctness.
No, it's like having an editor proofread your article before you submit it. It's a second pair of eyes to make sure you haven't missed something or made a change that will subtly break things, or just misunderstood the requirements and implemented something not quite right, or didn't implement your tests properly and thus are not actually testing what you think you are.
CI isn't some magical fairy that ensures program correctness; it's only as good as the tests it runs. And even the best tests do not guarantee correctness.