Glad you asked...
It is very simple for someone to create a virus to put on someone else computer but it is against the law to do so. Any one who creates a virus to destroy another person computer even if its just the computer files can be prosecuted and sentence to jail. For more information look here: Computer viruses http://www.computerhope.com/issues/ch000...; Jail time for making a computer virus http://www.usatoday.com/tech/news/2002/0...

