The anecdote proves nothing because the model could potentially have known of the McGonagal character without ever being trained on the books, since that character appears in a lot of fan fiction. So their point is invalid and their anecdote proves nothing.

If that’s the problem, then I would just use something like goimports to auto fix the imports every time I hit save. I never even see those errors so they don’t bother me.

I’m having a hard time envisioning a situation where testing my code requires a bunch of unused variables. Just don’t declare the variables until you’ve started writing the code that uses them…

Why in the world would you want to develop something that doesn’t follow the coding rules required by your org, just so you can go back and fix everything before submitting a PR? That’s just extra work.

That was true 20 years ago. Things evolve. No one wants to download and install ten million individual apps for every single thing they do on the internet.