> So they start to use malware techniques It is a spectrum, not mutually exclusive. Ads are inherently 'mal-', in that you didn't ask for them and don't want

> So they start to use malware techniques It is a spectrum, not mutually exclusive. Ads are inherently 'mal-', in that you didn't ask for them and don't want them. Javascript provides the '-ware'. And the question is really if they're just there to distract you or do something worse to your machine.