> Another example: Try to get apt to download a package you already have installed, and all its dependencies, onto a USB drive so you can install them on a comp

> Another example: Try to get apt to download a package you already have installed, and all its dependencies, onto a USB drive so you can install them on a computer that doesn't have the internet. The developers never considered the possibility that someone would want to download software for a different computer. This is not true of all package managers. DNF (for Fedora, Mageia, and soon OpenMandriva) and YUM (for RHEL and CentOS) have a download subcommand that lets you resolve the full chain of dependencies without considering what's on the computer to be able to have everything for installing it offline somewhere else.