> for every single clear-cut case of infringement

Clear-cut by whose judgement? Surely not the plaintiff, who has demonstrated no care for collateral damage. Witness the many, many fraudulent DMCA takedowns that are regularly sent, for a demonstration of what happens when prospective plaintiffs are given a power of "guilty until proven innocent".

> causing nearly a billion dollar of losses

I thought we were long past people believing the funny-money fake numbers claiming every download is a lost sale.