* custom_preferences
- Since Debian Lenny's version of APT doesn't support the use of the
- preferences.d directory for putting fragments of 'preferences', this
+ For historical reasons (Debian Lenny's version of APT did not support the use
+ of the preferences.d directory for putting fragments of 'preferences'), this
module will manage a default generic apt/preferences file with more
recent releases pinned to very low values so that any package
installation will not accidentally pull in packages from those suites