1. A user of Ubuntu Linux. Also Ubuntite.
2. An Ubuntard.
3. An Ubuntero is a person in the Ubuntu community who has committed to observe the Ubuntu Code of Conduct. Ubunteros are self nominated, and you can become one by signing the code of conduct online (launchpad.net/codeofconduct).
4. A member of the social network for Ubuntu users, developers, and fans at ubuntero.org.
There is more to Linux than Ubuntu, but Ubunteros are often not aware of that.
The single most powerful and adept force wielder of all time. Also known as Darth Sidious. As Emperor Palpatine, he ruled the Galaxy with an iron fist and murdered countless hundreds of Jedi. His complete and masterful repertoire of abilities includes every force power to date, plus extreme intellectual and tactical talent. Was the ONLY Sith to ever achieve total control of devastating space/time vortexes known as Force Storms. Darth Sidious was the last and final Sith Master, and was considered by many to be the Dark Side of the Force incarnate.
Palpatine is the single most malevolent and successful villain throughout all of fiction.