Browser Only
It isn't because net books lack the hardware to run a 'full OS' - its more the complex , unreliable , unsecure , not easilty updateable bits that go with it.
Think thin client with off line capabilities and then you get the right idea. Oh and why should a $100 netbook have a $150 OS when all the user wants to do is check myspace / facebook / google docs?
Biting the hand that feeds IT
