I had the Darodar variety of this barely 2 days after setting up my new blog. Turns out when you visit the link in Analytics it redirects to Amazon and sets the

I had the Darodar variety of this barely 2 days after setting up my new blog. Turns out when you visit the link in Analytics it redirects to Amazon and sets the affiliate cookie meaning they get money when you buy something. A similar money making venture was done on Pinterest a couple of years ago with affiliate cookies.