Why Linux?

Wednesday, 16 October 2013 by Bob Jonkman

SOBAC Microcomputer Services

Why Linux?

Why Not?

"Why Not?" by Peter Reed from Flickr

Because:

Because:

  1. It's free!

Because:

  1. It's free!
  2. Does everything Windows can do

What is "free"?

What is "free"?

"Free" as in Freedom

Logo for the League for Programming Freedom

Free Beer Here (tomorrow only)

What is "free"?

"Free" as in Freedom

... and often "Free" as in Beer, too

Quebec Flag

What is "free"?

"Free" as in Freedom

... and often "Free" as in Beer, too

Quebec Flag

What is "free"?

"Free" as in Freedom == Libre

... and often "Free" as in Beer, too

Quebec Flag

What is "free"?

"Free" as in Freedom == Libre

... and often "Free" as in Beer, too == Gratis

FLOSS

FLOSS

  • Free

FLOSS

  • Free
  • Libre

FLOSS

  • Free
  • Libre and

FLOSS

  • Free
  • Libre and
  • Open
  • Source

FLOSS

  • Free
  • Libre and
  • Open
  • Source
  • Software
Steve Russell

1962

Steve Russell

  • Writes "Space Wars" for DEC PDP-1

Steve Russell in 2007

Steve Russell

1962

Steve Russell

  • Writes "Space Wars" for DEC PDP-1
  • Used by DEC as test software and the "killer app" to sell more computers

Steve Russell in 2007

Richard Stallman

1976

Richard Stallman

Richard Stallman in 2004

Richard Stallman

1976

Richard Stallman

  • Copyright Act, 1976

Richard Stallman in 2004

Richard Stallman

1976

Richard Stallman

  • Copyright Act, 1976
  • Scribe DRM time bomb, 1979

Richard Stallman in 2004

Richard Stallman

1976

Richard Stallman

  • Copyright Act, 1976
  • Scribe DRM time bomb, 1979
  • Xerox printer software, 1980

Richard Stallman in 2004

GNU logo

1983

GNU

GNU Logo by Etienne Suvasa

GNU logo

1983

GNU

GNU's Not Unix

GNU Logo by Etienne Suvasa

GNU logo

1983

GNU

GNU's Not Unix

All the tools needed for an Operating System...

GNU Logo by Etienne Suvasa

GNU logo

1983

GNU

GNU's Not Unix

All the tools needed for an Operating System...

...Except the kernel!

GNU Logo by Etienne Suvasa

FSF logo

1985

Free Software Foundation

FSF logo

1985

Free Software Foundation

"Freedom to create, distribute and modify software"

FSF logo

Free Software Foundation

Four Software Freedoms

FSF logo

Free Software Foundation

Four Software Freedoms:

  • 0. The freedom to run the program, for any purpose
FSF logo

Free Software Foundation

Four Software Freedoms:

  • 0. The freedom to run the program, for any purpose
  • 1. The freedom to study how the program works, and change it so it does your computing as you wish
FSF logo

Free Software Foundation

Four Software Freedoms:

  • 0. The freedom to run the program, for any purpose
  • 1. The freedom to study how the program works, and change it so it does your computing as you wish
  • 2. The freedom to redistribute copies so you can help your neighbor
FSF logo

Free Software Foundation

Four Software Freedoms:

  • 0. The freedom to run the program, for any purpose
  • 1. The freedom to study how the program works, and change it so it does your computing as you wish
  • 2. The freedom to redistribute copies so you can help your neighbor
  • 3. The freedom to distribute copies of your modified versions to others
Copyleft symbol

Copyleft

Copyleft symbol

Copyleft

"Viral" license, keeps software free

GPLv3 logo

GPL

GNU General Public License

Other licenses

Non-copyleft: Mozilla, BSD, Apache

Mozilla, BSD and Apache logos
Linus Torvalds

1991

Linus Torvalds

Linus Torvalds in 2002

Linus Torvalds

1991

Linus Torvalds

"I'm doing a (free) operating system (just a hobby, won't be big and professional like gnu)"

Linus Torvalds in 2002

GNU/Linux Distributions:

Debian, Red Hat, SUSE, CentOS, Mint, Ubuntu, Trisquel, Mageia

logos for Debian, Red Hat, SUSE, CentOS, Mint, Ubuntu, Trisquel, Mageia
XMBCbuntu logo

Specialty distributions:

  • XMBCbuntu: Movie and TV media centre
Mythbuntu logo

Specialty distributions:

  • XMBCbuntu: Movie and TV media centre
  • Mythbuntu: Home Theatre
Xbuntu logo

Specialty distributions:

  • XMBCbuntu: Movie and TV media centre
  • Mythbuntu: Home Theatre
  • Xubuntu: Small-memory (older) computers
Edubuntu download logo

Specialty distributions:

  • XMBCbuntu: Movie and TV media centre
  • Mythbuntu: Home Theatre
  • Xubuntu: Small-memory (older) computers
  • Edubuntu: Educational software and games
Firefox logo

Applications

  • Firefox (Internet Explorer)
Thunderbird logo

Applications

  • Firefox (Internet Explorer)
  • Thunderbird (Outlook)
The GIMP logo

Applications

  • Firefox (Internet Explorer)
  • Thunderbird (Outlook)
  • GNU Image Manipulation Program (GIMP) (Photoshop)
LibreOffice logo

Applications

  • Firefox (Internet Explorer)
  • Thunderbird (Outlook)
  • GNU Image Manipulation Program (GIMP) (Photoshop)
  • LibreOffice (MS-Office)
Broken Egg by Tal Atlas

Break!

Broken Egg by Tal Atlas from Flickr

Ubuntu Desktop

Demonstration

Similarities to WindowsXP

  • Windows: Open, Close, Maximize, Minimize, Move, Resize
  • Files: Drag, Drop, Copy, Paste
  • Applications: Open, Save, Close

Ubuntu Desktop showing Launcher and some applications

Ubuntu Dash

Demonstration

Differences from WindowsXP

  • Launcher vs. Task Bar
  • Filesystem vs. Drive Letters
  • Software Center vs. Anything Goes
  • Security vs. Free-For-All

Ubuntu Desktop showing Dash and Lenses

Ubuntu Desktop with LibreOffice

Demonstration

LibreOffice Writer

  • Composing text
  • Formatting paragraphs
  • Headings
  • Bullets and Lists

Ubuntu Desktop with LibreOffice

Questions?

Questions?

Question Mark Cookies by Scott McLeod from Flickr

Jonkman Microblogs - Bob Jonkman

Thank you!

Bob Jonkman

SOBAC Microcomputer Services

Images in this presentation are taken from Free Culture sources, and can be re-used with attribution. The presentation text is © 2013 by Bob Jonkman, and licensed under a CC-BY (Attribution only) license, and can be freely re-used and modified, even for commercial purposes.

Mailto: bjonkman@sobac.com

Blog: http://bob.jonkman.ca/blogs/

Microblog: http://sn.jonkman.ca/bobjonkman