Ubuntu is a linux distribution that uses Gnome Windows Manager. MythTV is a software that runs on Linux to virtually turn a Linux desktop system into a DVR. MythTV can run entirely on a single system, or utilize a front-end back-end configuration.
MythUbuntu is a custom Ubuntu distribution with a prebuilt MythTV install, and it is a Ubuntu that has been optimized for use with MythTV.
Customization
Install vim editor
apt-get vim
Set VNC password
sudo x11vnc --storepasswd
To connect to windows shares you need cifs
apt-get install cifs-utils