GNU/Linux comes in many 'flavours', commonly known as distributions. The main selling point of a GNU/Linux-based operating system oughtn't be low cost but the freedom which it enables. It respects and empowers the users, not vendors that sell software and other digital merchandise.
Contrary to common misconception, GNU/Linux is a visually attractive platform. Here is an example demo of the system.
"In the United Kingdom, the Foreign Enlistment Act 1819 and the Foreign Enlistment Act 1870 make it unlawful for British subjects to join the armed forces of any state warring with another state at peace with Britain."