Yahoo is only in the US. Baidu is now default in China, and Yandex in Russia, likely to have similar deals in place. So instead of one source of income, they n

Yahoo is only in the US. Baidu is now default in China, and Yandex in Russia, likely to have similar deals in place. So instead of one source of income, they now have 3. And I don't see why people switching their search engines back to Google (with all the Europeans whose defaults don't change AFAIK) would not still generate revenue from Google. I think it's a pretty wise move.