I expect alarm to be the natural reaction, but at this point I don't think it's an overstatement to say that Microsoft needs to do something fairly radical if i

I expect alarm to be the natural reaction, but at this point I don't think it's an overstatement to say that Microsoft needs to do something fairly radical if it wishes to remain relevant in its traditional markets. In technology you can only rely upon inertia for a limited time. Most users don't care whether they're using a Unix clone or not.