Most likely this would not stand up in court, given a proficient legal team. I imagine that the hobbyist developer had neither the money nor the inclination to mount a legal defence against a multi-billion dollar company though.
https://www.theregister.com/2022/02/15/missouri_html_hacking...
Never know when they decide otherwise. "Hacking/cyber crime" is very wide and open term.
And how relatively easy lawfare can be brought against someone, especially if the person bringing it has infinite money and/or nothing to lose.