"Want to try out Ubuntu Linux without giving up your Windows
desktop? How about running Ubuntu from a USB drive on any Windows
PC while still operating within Windows?
"Portable Ubuntu provides both of these computing options, no
setup hassles or programming skills required. You do not even have
to reboot the computer or set up a dual boot environment -- and no,
you do not need to install any virtual machine software to make it
"Argentinean programmer Claudio Cesar Sanchez Tejeda released
Portable Ubuntu in mid-April. He built upon the concept of an
existing project known as "Cooperative Linux." The tweaking he
added created a version of the Hardy Heron Ubuntu 8.04 Linux distro
that loads from the Windows desktop. Both Windows programs and
Linux apps can run seamlessly on the same Windows desktop."