I've used Linux in just about every way possible and for nearly every use case. I love how flexible the open source operating system is because it removes most limitations found on other OSes. One way I've used Linux is directly from a USB drive. Not only is this the easiest way to install Linux, but it's also a viable way to use Linux. Also: The best Linux distros for beginners: You can do this! With a tool like uNetBootin, you can burn an ISO to a USB drive such