The commands might seem more complicated than "apt-get dist-upgrade", but remember Gentoo gives you much greater flexibility (USE flags, kernel versions, backporting, etc, etc).
Let me just post a few commented output "dumps":
Timestamp of tree: Tue, 21 Jun 2011 20:45:01 +0000
# emerge -uDNa world
Usually portage updates itself as the first package. This time it was different due to a block (auto-resolved), but to be even safer I decided to start with updating portage explicitly.
Usually portage updates itself as the first package. This time it was different due to a block (auto-resolved), but to be even safer I decided to start with updating portage explicitly.