With all of the netbooks flooding the market, many users are being introduced to Linux for the first time. Although Linux has the potential to be a little more complicated, many argue that it offers greater flexibility and customization. TechThrob.com has a great post about Preload, a Linux daemon that runs as a background process to learn your computing trends in order to optimize unused RAM. Ubuntu users can download the Preload package by performing the sudo apt-get install preload command. Ultimately, Preload has the potential to improve application startup and overall system responsiveness.