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After Google announced the availability of the Chrome OS / Chromium OS source code, one of our engineers (Jon Ursenbach), immediately got to work on compiling the code, trying to see if he could get an instance of Chromium OS running in a virtual machine.

http://discuss.gdgt.com/google/chrom...-vmware-image/

it's working OK; a glorified browser OS; but without internet connection your OS is worthless of course