aptitude - 0.8.13-6.1 main

aptitude is a package manager with a number of useful features,
including: a mutt-like syntax for matching packages in a flexible
manner, dselect-like persistence of user actions, the ability to
retrieve and display the Debian changelog of most packages, and a
command-line mode similar to that of apt-get.
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aptitude is also Y2K-compliant, non-fattening, naturally cleansing,
and housebroken.