There's also MenuetOS (http://www.menuetos.net/ http://www.menuetos.net/) if you've never seen it before. It's kind of like a Live CD, except it's written in as

There's also MenuetOS (http://www.menuetos.net/ http://www.menuetos.net/) if you've never seen it before. It's kind of like a Live CD, except it's written in assembly and fits on a 1.44MB floppy (if you remember what those are!)