Cuba cracks me up:

A Linux operating system variant called Nova, introduced in Cuba at a computer conference on technological sovereignty, is part of an effort to replace the Microsoft software running most of Cuba’s computers. The Cuban government views the use of Microsoft systems as a potential threat because it says U.S. security agencies have access to Microsoft codes.

Read more at: http://www.eweek.com/c/a/Linux-and-Open-Source/Cuba-Launches-Own-Linux-Variant-to-Counter-US/?kc=EWKNLLIN02172009STR3