-80000     ;technology;     bone ribs probably used for counting
-2400      ;technology;     abacus (a simple calculating tool) invented
-1115      ;technology;     south-pointing chariot (device always pointing to south using cogwheels) invented in China
-300       ;theory;         1st use of binary number system by Indian mathematician Pingala
-200       ;technology;     suanpan (a version of abacus, still in use) invented in China
-125       ;technology;     1st known analog computer by Greeks: Antikythera mechanism (used for tracking heavenly bodies using bronze gears)
60         ;technology;     1st program by Heron of Alexandria: cart controlled by falling weight, "programmed" with strings
100        ;theory;         1st use of negative numbers by Chinese mathematicians
500        ;theory;         1st known use of 0 by mathematicians in India
724        ;technology;     1st fully mechanical clock by Chinese inventor Liang Lingzan
1822       ;theory;         Joseph Fourier introduces Fourier transform
14.6.1822  ;technology;     Charles Babbage proposes a mechanical computer to tabulate polynomial functions: Difference Engine
9.1832     ;theory;         Semen Korsakov proposes use of punch cards for data storage in informatics
1835       ;technology;     Joseph Henry invented electromechanical relay
1837       ;technology;     Charles Babbage proposes 1st general-purpose (punch-card) programmable (mechanical) computer: Analytical Engine
1842       ;theory;         1st computer program (computation of Bernoulli numbers) written by Ada Lovelace for Analytical Engine when translating Babbage's work
1847       ;theory;         George Boole introduces Boolean algebra (in The Mathematical Analysis of Logic) - theoretical base of digital technology
1880       ;company;        Bell Labs founded
1885       ;company;        AT&T founded
1906       ;technology;     Lee De Forest improves vacuum tubes so that they can become a predecessor to transistors
1911       ;company;        CTR (future IBM) founded by consolidation of four companies
1924       ;company;        CTR renamed to IBM
1924       ;technology;     Walther Bothe built 1st AND logic gate
1925       ;company;        Bell Labs consolidated with AT&T
22.10.1925 ;technology;     transistor invented (though not to be practically used until 1953)
1931       ;theory;         Kurt Gödel publishes his incompleteness theorems
28.5.1936  ;theory;         Alan Turing introduces Turing machine and a proof of undecidability
1938       ;technology;     1st mechanical binary computer with limited programmability: Z1
31.12.1939 ;company;        Hewlett-Packard founded
5.1941     ;technology;     1st programmable, fully automated electromechanic computer: Z3
1942       ;technology;     1st special purpose digital computer: Atanasoff-Berry computer
1943       ;technology;     1st special purpose programmable digital computer: Colossus
1944       ;technology;     1st general purpose programmable digital computer: ENIAC
1945       ;technology;     1st high-level computer language: Plankalkül
30.6.1945  ;theory;         John von Neumann describes Von Neumann architecture (program stored in memory)
1946       ;technology;     1st commercial calculator by IBM: IBM 603
1948       ;language;       1st assembly language written by Nathaniel Rochester in IBM
1950       ;game;           1st video game presented: Bertie the Brain (tic-tac-toe)
1952       ;technology;     1st compiler written by Grace Hopper for A-0 System
1953       ;language;       FORTRAN language proposed at IBM by John Backus
1953       ;technology;     1st transistor computer (vacuum tubes or relays were used before)
1955       ;OS;             1st operating system: MIT Tape Director
1956       ;theory;         Noam Chomsky describes the Chomsky hierarchy of formal languages
1958       ;language;       Lisp invented
12.9.1958  ;technology;     1st silicon integrated circuit demonstrated by Jack Kilby
1959       ;theory;         Dijkstra's shortest path algorithm published by Edsger Dijkstra
1.1.1963   ;company;        IEEE association is formed by merging IRE and AIEE
1963       ;technology;     mouse invented
1968       ;theory;         Donald Knuth publishes The Art of Computer Programming, a Bible of computer science
1968       ;company;        Intel founded
1968       ;OS;             MIT and Bell Labs start working together on Multics operating system
1969       ;OS;             Bell Labs pull out of Multics development
1969       ;OS;             Ken Thompson and Dennis Ritchie's team starts writing Unix operating system
1969       ;event;          RFC (request for comments) format is created as a part of ARPANET project
1.5.1969   ;company;        AMD founded
24.7.1969  ;event;          1st manned landing on Moon
29.10.1969 ;technology;     Internet starts by sending letter "L" over ARPANET network
1.1.1970   ;event;          start of computer epoch as defined by Unix timestamp
1970       ;OS;             AT&T releases (so called research) Unix, including its source code
11.1.1971  ;event;          term Silicon Valeey coined by journalist Don Hoefler
1971       ;theory;         Stephen Cook publishes a paper which describes the famous P vs NP problem
1971       ;language;       SQL (then SEQUEL) starts being developed at IBM for their computer databases
1971       ;technology;     first commercial 8-inch floppy disk released by IBM (80 KB)
1971       ;language;       Pascal, an introductory high-level language, published by dr. Niklaus Wirth
1972       ;technology;     Ray Tomlinson invents e-mail by writing a system using addresses with "@" symbol
1972       ;language;       C programming language developed by Thompson and Ritchie
1972       ;OS;             Unix rewritten in C
12.1974    ;technology;     RFC 675 specifies the TCP protocol and uses the word Internet for the 1st time
1975       ;OS;             Unix (version 6) is first being sold commercialy
1975       ;technology;     first succesfull personal computer: Altair 8800
4.4.1975   ;company;        Microsoft established
1.4.1976   ;company;        Apple established by Steve Jobs, Steve Wozniak and Ronald Wayne
1976       ;theory;         assymetric cryptography concept published by Whitfield Diffie and Martin Hellman, digital signature introduced
7.1976     ;company;        Steve Wozniak completes Apple I, 1st computer for Apple to sell
1978       ;technology;     Donald Knuth writes 1st version of TeX typesetting system for his next releases of The Art of Computer Programming
9.3.1978   ;OS;             1st BSD (Unix software distribution from Berkley university) released
1978       ;technology;     1st commercial analog optical disc: LaserDisc (LD), not very succesful
1979       ;language;       Bjarne Stroustrup begins work on C++ (then "C with classes")
5.1979     ;OS;             2nd BSD released (included vi and C shell)
2.1981     ;OS;             Microsoft buys 86-DOS OS, renames it to MS-DOS and sells the license to use it to IBM
12.8.1981  ;technology;     IBM releases IBM PC (personal computer) with MS-DOS
1982       ;company;        SGI (Silicon Graphics) founded, start working on IrisGL graphics API
1982       ;technology;     1st commercial CDs
24.2.1982  ;company;        Sun Microsystems founded
1983       ;technology;     1st 3.5 inch floppy disks (1.44 MB)
27.9.1983  ;company;        Richard Stallman announces the GNU project
11.1983    ;technology;     Paul Mockapetris invented and implemented DNS to allow domain names on the Internet
4.10.1985  ;company;        Free Software Foundation founded by Richard Stallman
1984       ;technology;     Apple Macintosh released
6.1984     ;game;           Tetris created by Alexey Pajitnov
20.11.1985 ;OS;             MS Windows 1.0 released
1985       ;company;        ATI founded
1985       ;language;       Object Pascal development started at Apple
6.1985     ;company;        Steve Jobs fired from Apple management, founds NeXT
1986       ;technology;     Intel releases 80386 (i386) 32-bit, 40 MHz processor
1986       ;company;        JPEG (Joint Photographic Experts Group) comittee founded by CCITT and ISO to standardize image compression
3.2.1986   ;company;        Pixar founded
18.12.1987 ;language;       Larry Wall published 1st version of his new language, Perl
1987       ;OS;             MINIX (non-free Unix-like OS for academic purposes) released
1988       ;OS;             1st version of POSIX, an operating system standard, is released
1988       ;company;        MPEG (Moving Picture Experts Group), a group of companies, is established to standardize audio and video formats
1989       ;technology;     Intel releases 80486 (i486) 32-bit, 50 MHz processor
1989       ;technology;     Karlheinz Brandenburg completes his doctoral work which a little leads to MP3 format
25.2.1989  ;event;          GPL license written by Stallman
12.1989    ;language;       Python implementation started
12.1990    ;language;       work on Java (then named "Oak") begin in Sun Microsystems to replace C++
12.1990    ;technology;     Tim Berners-Lee has written tools for WWW (world wide web) at CERN: HTTP, HTTP server, HTML, 1st web browser (WorldWideWeb) and 1st web pages
25.8.1991  ;OS;             Linus Torvalds announces Linux (free OS kernel, made with MINIX) on usenet group
1.1992     ;technology;     First OpenGL open standard released as a succesor to IrisGL by SGI
18.9.1992  ;technology;     1st JPEG compression standard published
12.1992    ;OS;             Linux released under GPL
24.2.1993  ;language;       Yukihiro Matsumoto proposes Ruby programming language in mailing-list
4.1993     ;company;        NVIDIA founded
8.1993     ;OS;             Debian 0.90 Linux distribution released
10.12.1993 ;game;           Doom released
1993       ;OS;             FreeBSD is born by forking BSD in which AT&T's code has been completely replaced with free code
10.1994    ;company;        Tim Berners-Lee founds W3C (World Wide Web Consortium)
1995       ;company;        Red Hat founded
1995       ;language;       Rasmus Lerdorf starts writing tools for his personal webpage, which become PHP (Personal HomePage)
23.5.1995  ;language;       Java released by Sun Microsystems
24.8.1995  ;OS;             Windows 95 released
9.1995     ;language;       1st JavaScript (then LiveScript) released with Netscape Navigator 2.0 browser
1996       ;technology;     IPv6 is being published in a series of RFCs to replace IPv4 when it runs out of addresses
1.1996     ;company;        Google (originaly BackRub) begins as a research project by Larry Page and Sergey Brin
1996       ;technology;     1st DVDs
1996       ;language;       1st CSS released by W3C
1997       ;company;        Steve Jobs returns to Apple
2000       ;company;        Khronos Group (non-profit media standardisation consortium) formed (including ATI, NVIDIA, Intel, SGI, Sun and others)
7.2000     ;language;       .NET and C# announced by Microsoft
15.1.2001  ;company;        Wikipedia started
24.3.2001  ;OS;             1st Mac OS X (based on the OS from NeXT) released
25.10.2001 ;OS;             Windows XP released
10.2001    ;technology;     Apple introduces iPod player
2003       ;company;        4chan started, the Anonymous group starts to form on the website
10.2003    ;company;        Android company founded to work on a new OS for mobiles
28.10.2003 ;company;        Mark Zuckenberk writes Facemash, to later become Facebook
10.2004    ;OS;             1st Ubuntu Linux distribution (based on Debian) released
23.11.2004 ;game;           World of Warcraft released
6.2005     ;company;        Reddit founded
7.2005     ;company;        Android company bough by Google
21.3.2006  ;company;        Twitter launches, 1st tweet written
26.9.2006  ;company;        Facebook launches publicly for all people
9.1.2007   ;technology;     Apple unveils iPhone
5.12.2007  ;OS;             Android alpha, mobile OS built on Linux kernel, released by Google
22.10.2008 ;OS;             1st commercial phone with Android: HTC Dream
22.10.2009 ;OS;             Windows 7 released
27.1.2010  ;technology;     Apple announces iPad
31.1.2011  ;event;          last IPv4 top-level address was allocated
24.4.2015  ;technology;     Apple Watch released
16.2.2016  ;language;       Vulkan API released by Khronos Group
28.3.2016  ;technology;     Oculus Rift released
p          ;1928~?;         Noam Chomsky
p          ;1903~1957;      John von Neumann
p          ;1815~1864;      George Boole
p          ;1879~1955;      Albert Einstein
p          ;1912~1954;      Alan Turing
p          ;1914~1918;      WW I
p          ;1939~1945;      WW II
p          ;1953~?;         Richard Stallman
p          ;1955~2011;      Steve Jobs
p          ;1969~?;         Linus Torvalds
p          ;1955~?;         Bill Gates
p          ;1984~?;         Mark Zuckenberg
p          ;1987~1992;      Unix wars
p          ;1452~1519;      Leonardo Da Vinci
p          ;1856~1943;      Nikola Tesla
p          ;-4~33;          Jesus          
