Bungie was awarded $63k, but most importantly won under the argument that reverse engineering Destiny 2 violated their copyright.

Reverse engineering has historically being protected under US law, with the DMCA making exceptions to allow it for interoperability.

This could signal that any form of reverse engineering, even clean room reverse engineering, could be deemed illegal and punished as a copyright violation.

https://www.pcmag.com/news/bungie-wins-lawsuit-against-cheat-maker-aimjunkies