Or ... lets look at its popularity Andrew Smith … Open University Linux a potted history Or ... lets look at its popularity Andrew Smith … Open University

Jargon …. Apologies … I will try and use plain English

August/September 1991 So what! Who is Linus Torvalds? Coming up to 23rd Birthday

The *nix family Shiny Macs are related iPhone iPad Linux Timeline

Debian/Ubuntu A very popular branch Started in South Africa Pervasive in developing economies Start up Ubuntu

(An)Droid Linux in your pocket Kindle Fire is related 80% of market place tablets/phones malware issues … why? Kindle Fire is related

Webservers Apache2 - sits on Linux around 66-70% There is a Windows Version around 66-70%

Raspberry Pi Since Feb 2012 Teaching our children to program Many other projects Has a popular version of Debian Squeeze

Open Source Free Software!!! Copyleft / Creative Commons GNU - does predate but links strongly into the Linux community Open Source Initiative

Google? One mega cluster Beowulf …. making a supercomputer out of old PC’s “Google Web Server (GWS) – custom Linux-based Web server that Google uses for its online services.”

Top 500? Top 500 SuperComputers, Linux is on 485 Why? Cost/Flexible/Number of Processors

And Finally Most sky boxes are Linux Many control systems use Linux Chances are that most systems you connect to on the net are Linux based Free and ‘easy’ to manipulate