One of the key "all is well" arguments here seems to be that Google could lose a significant chunk of search/ad market share by losing Firefox to Bing. Are the

One of the key "all is well" arguments here seems to be that Google could lose a significant chunk of search/ad market share by losing Firefox to Bing. Are there any "danger, danger" arguments that directly address the amount Google spends on Firefox in relation to the market share it gains in return? This TNW article seems keen to point out that Firefox is wearing a shiny pair of handcuffs, but conveniently leaves out the other half of the equation.