(How) Are they using free/open source software?

(How) Are they using free/open source?

What is the range of degrees of use:

• None
• Use internally
• Use in products
• Contribute to open source development
• Publish products under free/open source licenses
• Allow others to contribute to their products
• (more?)

Are therelegitimate business reasons to not use free/open source software?

Companies:

• IBM
• Apple
• Google
• Microsoft
• Sun
• (add more)