If you compile from source as described here http://www.chromium.org/chromium-os/building-chromium-os http://www.chromium.org/chromium-os/building-chromium-os a

If you compile from source as described here http://www.chromium.org/chromium-os/building-chromium-os http://www.chromium.org/chromium-os/building-chromium-os at the end you can make a bootable USB drive. I'm writing this on Chromium OS booted from a USB drive on an Acer AspireOne. Wifi and trackpad do not work but the rest is fine. Trying to find a way to switch to Dvorak.