Copyright holders hire services that use bots to monitor file-sharing networks and send ISPs millions of notices a year alleging infringement by someone at a particular IP address, Cox told the Supreme Court. Cox said that ISPs “have no way of verifying whether a bot-generated notice is accurate” and that even if the notices are accurate, terminating an account would punish every user in a household where only one person may have illegally downloaded copyrighted files.
The Sony rootkit was 20 years ago!