SopCast Player, that makes use of the P2P (Peer-to-Peer) technology to bring live streaming video and audio to your Linux desktop has safely landed on Launchpad, you can now install it on your Ubuntu 10.04 via the PPA repository with no hassle but one.
First, you’ll have to download and install libstdc++5 – for x86 machines, then go ahead and add this repository to your sources.list; copy and paste on your terminal:
echo "deb http://ppa.launchpad.net/jason-scheunemann/ppa/ubuntu `lsb_release -cs` main" | sudo tee -a /etc/apt/sources.list && sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys CD30EE56
Now install SopCast with
sudo apt-get update && sudo apt-get install sopcast-player sp-auth
Run with Alt+F2 -> sopcast-player or get it at Applications -> Sound & Video -> SopCast Player