"Yes, I'm sure that tool you're now creating will be used only once to import data!" So it was hacked together with lots of assumptions.
So, it got used once.
And again. So it failed or introduced duplicates.
So it got 'fixed', and used for years.
I've see that happen. It was being "fixed" on a weekly basis.
We're a place where coders share, stay up-to-date and grow their careers.
We strive for transparency and don't collect excess data.