This video describe how to installing cinnamon desktop environment in Ubuntu 14.04 LTS.
Cinnamon 2.2 is the latest edition of the cinnamon desktop environment, bring many update and improvement. It comes with a better organized System Settings that displays all the options in one window, support for HiDPI/Retina Display has been added and the Hot Corners and HUD have received improvements. and more
Install Cinnamon 2.2 from PPA
sudo add-apt-repository ppa:gwendal-lebihan-dev/cinnamon-nightly sudo apt-get update sudo apt-get install cinnamon
Install Cinnamon 2.2 from Linux Mint 17 Qiana Repository
sudo nano /etc/apt/sources.list deb http://packages.linuxmint.com/ qiana main upstream import sudo apt-get update sudo apt-get install linuxmint-keyring sudo apt-get update sudo apt-get install cinnamon