I totally understand the need for sources in informed discussions, but I also feel like these topics have been so well documented that they have reached a point where asking someone for a source every time they throw out the fact that companies are "Tracking people across the web" is a contrived roadblock at best, and purposely stifling to discussion at worst.

With that said, I don't want to just single you out since this is a common practice, so I went ahead and found sources for you:

[0] https://www.nytimes.com/2017/02/22/technology/uber-workplace... [1]https://theintercept.com/2017/02/22/how-peter-thiels-palanti... [2]https://www.eff.org/deeplinks/2010/01/selling-china-surveill... [3]https://arstechnica.com/tech-policy/2017/03/for-sale-your-pr... [4]http://mashable.com/2017/04/30/facebook-leaked-report-advert... [5]https://www.washingtonpost.com/news/the-intersect/wp/2016/11... [6]https://www.technologyreview.com/s/530741/the-murky-world-of... [7]https://en.wikipedia.org/wiki/United_States_v._Microsoft_Cor.... [8]https://www.techdirt.com/articles/20160920/07021035568/hp-la...