USU (operating system) USU (operating system) USU linux (Bulgarian: УСУ; Учи Свободен с Убунту) is Bulgarian open source desktop operating system built around the KDE desktop environment and based on the popular free Linux distribution, Ubuntu. Usu can be downloaded in three flavours, Desktop, Mini and Netbook, each one with its own features and target audience. All of them can be downloaded for free, as Live CD/DVD ISO images, supporting 32-bit and 64-bit processors. The defult language is Bulgarian, but in installation it can be easy changed with F2 key. USU Desktop is created to be used as a learning tool, this edition
Linus Torvalds 2010, Torvalds became a United States citizen and registered to vote in the United States. He is unaffiliated with any U.S. political party, saying, "I have way too much personal pride to want to be associated with any of them, quite frankly." Linus developed an interest in scuba diving in the early 2000s and went on to achieve numerous certifications, which later led to him creating the Subsurface project. "Time" magazine has recognized Torvalds multiple times: "InfoWorld" presented him with the 2000 Award for Industry Achievement. In 2005, Torvalds appeared as one of "the best managers" in a survey by