Several distributions provide packages for Traverso. If you have one of these distributions, you can just use the packages provided by them.
Note that it can take some time before distributions catch up to latest releases. For up to date binaries you can always use the Linux installer.
Debian - Ubuntu
Traverso is uploaded to Debian, and will in time find it's way into Ubuntu as well, information can be found here: http://packages.debian.org/traverso
Gentoo ebuilds are available at the Portage website