David Saffo : Facebook 's plummeting share price indicates that we are not in a bubble . Saffo : The current generation is full of Dickensian stories , the best and worst of times . He says Facebook confused user popularity with market share . Saffo : While Facebook 's mistakes are self - inflicted , it can get back on track .
Paul Saffo : Facebook 's plummeting share price indicates that we are not in a bubble . Saffo : The current market is one of Dickensian realism , the best and worst of times . He says Facebook confused user popularity with market appeal . Saffo : While Facebook 's wounds are self-inflicted , it can get back on track .