Valve has released a new Steam OS beta that only tempts more people to jump right in with the company's new Linux based gaming platform. Steam OS now supports dual-booting, meaning you can install the OS side-by-side an existing installation of Windows or any other OS on your gaming setup. DVD install, recovery support debut with the latest beta. Steam OS shows great promise, but has a long way to go before it matures into a primary PC gaming platform. But in case you want to try it out on your system, here's the download link that you seek.