Remember that time when they’ve added rootkits to over 20 millions of audio cd’s? You’ve guessed it, the installation was automatic, hidden and their software had vulnerabilities.
One of the programs would install and “phone home” with reports on the user’s private listening habits, even if the user refused its end-user license agreement (EULA), while the other was not mentioned in the EULA at all. Both programs contained code from several pieces of copylefted free software in an apparent infringement of copyright.