[stephenr]

The concern isn't that the same code exists, or even that it has odd unintended behaviour.

The concern is that the author failed to understand why his batshit-crazy intended behaviour was a bad design from the start.

[francislavoie]

So you've never made mistakes in your life? Do you think children are irredeemable if they get a B on their tests in school? What a ridiculous take.

[stephenr]

Making a mistake is generally considered "acceptable" if you learn from it and acknowledge the mistake.

The author did neither - he was steadfast that his approach was correct, and everyone else was wrong.