CertCities: Ubuntu: Getting Back to Linux Basics Mar 10, 2006, 13 :00 UTC (9 Talkback[s]) (5369 reads) (Other stories by Emmett Dulaney)
"It's a funny thing: If you ask any number of IT professionals to describe the Linux operating system, they almost always spout out rather quickly that it is non-proprietary and open source. While that is technically true, most distributions have licensing agreements that closely parallel those of their proprietary counterparts--you can only do this and this, are expressly prohibited from doing this, and so on.