This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 2.5 License.
The Digital Millennium Copyright Act (DMCA) makes unlocking cell phones, ripping DVDs, removing eBook DRM, and jailbreaking tablets illegal in the USA. However, there’s another surprise: simply watching a DVD on Linux is also illegal.
This is why Ubuntu and other Linux distributions don’t include out-of-the-box DVD support, forcing you to run a command that downloads and installs libdvdcss from elsewhere – not the Linux distribution’s software repositories, or they would get in trouble.
If you are an American who’s watched a DVD on Linux, there’s a good chance the DMCA makes you a criminal.
Read the rest @ How-To Geek