1. Only the code you never write has no bugs
(Byte Magazines - April 1998)
X Windows
Antonio Barletta

2. X is a distributed, intelligent,
device independent, operating
system independent,
windowing system.

3. History of X ancestor
o Early 1970s (Xerox PARC)
?DYNABOOK (early 1970s)
?STAR (late 1970s)
o First Commercial Exploitation (1980s)
?Apple: LISA, Mack series
o Late 1980s many GUI approach
?SUN-UNIX (Sun View)
?DEC (Dec Windows)
?MICROSOFT (Windows on PC)

4. Version of X
o X was developed originally by MIT's
Project Athena and Digital Equipment
Corporation
?X1 (1984)
?X10.4 (1986)
?X11.1 (september 1987) MIT
?X11.2 (march 1988) X Consortium
?X11.3 (february 1989)
?X11.4 (january 1990)
?X11.6 (august 1997)