: Assigns shorter binary codes to the most frequently used characters in a file.
: Following the death of his father, Katz withdrew from society and his own company. He became a chronic alcoholic and lived in extreme isolation. Mypc.zip
: Finds repeated strings of data and replaces them with shorter "pointers" to earlier occurrences. : Assigns shorter binary codes to the most
The story of is actually the story of the .ZIP file format itself and its tragic creator, Phil Katz . While the specific filename "Mypc.zip" is a common generic name used for personal backups, its existence is made possible by a dramatic corporate battle and a lonely personal struggle. 1. The Legal Battle (ARC vs. PKARC) : Finds repeated strings of data and replaces
In the mid-1980s, the standard for file compression was the format, created by a company called System Enhancement Associates (SEA).
: Phil Katz , a talented programmer, felt ARC was too slow. He wrote his own version, PKARC , which was significantly faster because it was written in assembly language.