Free Software Licences, For Business and Society

Ciarán O'Riordan

Free Software Foundation Europe

<ciaran@fsfe.org>

http://www.fsfeurope.org/

Who am I?

Goals for today

The most important thing

Why that definition?

The old days

Legal restrictions: Copyright

Technical restrictions: source code

Free software in practice

X Window System

GNU

Copleft

GPLv1

GPLv2

Why now?

This is the easy way

Licence compatibility

Compatibility problems elsewhere

Why were these licences written?

A global process

Records of that process

The flow

Pleasing everyone

The changes

Internationalisation

Tivoisation

European Copyright Directive

Patents

Licence compatibility

Adoption

Conclusion