I remember actually getting infected with one of these when I was a teenager. From what I recall, it was mostly harmless. Me and some friends pooled together a

I remember actually getting infected with one of these when I was a teenager. From what I recall, it was mostly harmless. Me and some friends pooled together and bought a couple of CD-ROM's full of warez from some guy we found online and one of the games or applications was infected. Looking back, I'm actually pretty more all of them weren't infected!