And therein lies the rub. When it comes to copyright every infringement case has to be adjudicated by a judge (assuming they have filed a copyright)
I can definitely recommend Leonard French’s (a copyright lawyer) channel Lawful Masses on YouTube and Twitch for a more in-depth breakdown of copyright cases. How it works, the rights that copyright holders have, etc.
Here’s more if you’d like to read about it.
https://www.copyright.gov/engage/visual-artists/
I remember when the DMCA was introduced and all the various issues arising from what and isn’t copyrightable when it comes to digital vs physical copies, etc.
Again I’d like to recommend Leonard French (Lawful Masse) on YouTube and Twitch for a copyright lawyers breakdown of these kinds of issues.