Microsoft introduced code in Internet Explorer that tracked Google result clicks and fed that data to Bing, copying the most relevant results. Then you could se

Microsoft introduced code in Internet Explorer that tracked Google result clicks and fed that data to Bing, copying the most relevant results. Then you could see the top results in Bing. https://www.google.com/amp/s/www.wired.com/2011/02/bing-copies-google/amp https://www.google.com/amp/s/www.wired.com/2011/02/bing-copi... This is very similar... Amazon tracks the purchase behavior of users and then copies the highest selling items.