Virus alert...Watch Out for these.
.Mike Tyson Virus;
Quits after two bytes.

Remember when he put the hurt on EARvander The Real MEAL Holyfield)
.Oprah Winfrey virus;
Your 300 MB hard drive suddenly shrinks to 100 MB, then slowly expands to 200 MB.
.DR Jack Kevorkian Virus;
Deletes all the old files.
.Prozac virus;
Screws up your Ram but your processor doesn't care.
.Lorena Bobbit virus;
Reformats your hard drive into a 3 1/2 " floppy, then discards it through the Windows;