Dubbed Heisenbug, Fedora 20 Alpha brings exciting features and open source technologies, such as a preview of the upcoming GNOME 3.10 desktop environment, KDE 4.11, ARM as a primary architecture, NetworkManager improvements, cloud and virtualization improvements, Ruby on Rails 4.0, Perl 5.18, and much more. Now that we’ve celebrated ten years of Fedora Linux, it is time to work hard and test this first Alpha release, so we can make Fedora 20 a stronger, stable and reliable Linux operating system.