Comment by CWuestefeld

It happened 20 years ago, so some folks around here might be too young to remember the Sony rootkit fiasco [1]. Sony decided it would be a good idea to put on their music CDs an auto-run program that would install a rootkit on your Windows computer, whose job it was to be a watchdog for Sony's copyrights.

[1] https://en.wikipedia.org/wiki/Sony_BMG_copy_protection_rootk...