I think a subscription model could succeed for a niche group of people if the price was right, and the quality was good enough. Also, I think Google could make

I think a subscription model could succeed for a niche group of people if the price was right, and the quality was good enough. Also, I think Google could make a ton of money if they sold one ad per language at a time. As in, for the next 5 minutes the ad for all English speaking users will be for coca-cola, and then it will be for boscovs. Just like TV ads. That is to say, a search engine could sell advertising without betraying it's users or compromising its own quality. It is possible, but would need constant vigilance against the temptations of greed.