# Open Source, Intellectual Property and Licensing

##### Types of software  


Commercial and Open source, API,

##### From a software cancer to Disruptive Technology

"Microsoft: we were wrong about open source. \[...\] Former Microsoft CEO Steve Ballmer famously branded Linux “a cancer that attaches itself in an intellectual property sense to everything it touches” back in 2001."   
[https://www.theverge.com/2020/5/18/21262103/microsoft-open-source-linux-history-wrong-statement](https://www.theverge.com/2020/5/18/21262103/microsoft-open-source-linux-history-wrong-statement)

"Economics of Open Source" by Mirko Böhm  
[https://academic.oup.com/book/44727/chapter/378967711](https://academic.oup.com/book/44727/chapter/378967711)

"Technology must be not only adopted, but also maintained"  
"Why Did Human History Unfold Differently On Different Continents For The Last 13,000 Years?" by Jared Diamond  
[https://www.edge.org/conversation/why-did-human-history-unfold-differently-on-different-continents-for-the-last-13000-years](https://www.edge.org/conversation/why-did-human-history-unfold-differently-on-different-continents-for-the-last-13000-years)

“The Cathedral and the Bazaar” by Eric Steven Raymond  
[http://www.catb.org/~esr/writings/cathedral-bazaar/ ](http://www.catb.org/~esr/writings/cathedral-bazaar/)