http://www.readwriteweb.com/archives..._to_expect.php
We see 3 scenarios for a GoogleOS:
  • A web based desktop (i.e. operating system)
  • A full featured Linux distribution
  • A lightweight Linux distro and/or BIOS
We'll try to explain each of these in detail - then in the conclusion, make our prediction. What's more, we think this could be less than 6 months away from happening.