> the same people that are patent trolls would add misuse of copyright to their set of tools
Prenda is an example of how misuse of copyright is already in the trolls' toolbox.
Since you think about this stuff you might find the latest on the Santa Cruz Operation interesting:
https://arstechnica.com/gadgets/2021/04/xinuos-finishes-pick...
Xinuos is the company that purchased the remnants of the SCO Group in 2011. The SCO Group, in turn, is a company most famous not for its actual products but for its litigation against IBM and Linux. That litigation began in 2003—partially funded by a very different Microsoft, only five years after the leak of the Halloween documents in which Microsoft acknowledged the "long-term viability" of open source software and discussed strategies to choke it out of the market.