I have some pretty &^*(ed up dreams. o.O; Every night, too. However, if I don't have dreams, it scares me more than when I do have them - and then I don't feel refreshed when I wake up..
However, I have had a dream about a computer virus once. I was in this biiiig office building near to my old house, and I saw that I had gotten a computer virus. Well, I tried to get rid of it, and it set it off, and I had to run out of the building while trying to tell everyone to 'Get out! It's gonna blow!' o.o; And, sure enough, the computers all blew up and destroyed the building. Then, it turned out that my step-dad was hurt in the explosion. *shrug* I, just don't know...