A rather nasty virus, which will activate if the computer has been turned on for 48 hours. It will then display the following messages on the screen: * Disk Killer—Version 1.00 by COMPUTER OGRE 04/01/1989 * Warning !! Don't turn off the power or remove the diskette while Disk Killer is Processing! I hope you will never see this appear - it sure means trouble, namely that the virus has started to encrypt all the data on the hard disk (using a simple XOR method). When finished, the virus will display this message: * Now you can turn off the power I wish you luck !