IRILL - Research and Innovation on Free Software In a world in which even 'love' is installable from the debian archive we need tools to find, fetch and manage the installation of packages. We all know that these are provided by the APT family ranging from apt-get to software-center for many years now, but what else do we know about them? How apt-get & friends work, what features do they provide you most likely never heard of and are all the rumors about them true?