oh, right they just use majic to know exactly where you've been and what sights you visit and somehow just happen to coincidentally advertise the exact things you've been looking at. continue to live in your bubble and believe nobody is watching you, the goverment is your friend and politicians never lie to you and just FYI antivirus programs do NOT identify and prevent spyware, they are for virus protection, antispyware programs do but NOT if you have any programs that are "allowed" to do there own thing such as steam which wether you know it or not in order to use you must give it permission to overide certain protections and settings to do what they do in the background so as to go undetected and spyware isnt any good at doing its job if it is easy to detect. yes steam is no more harmfull then the nosey busybody neighbor next door but i can close the curtains when the nosey neighbor is looking in my windows, with steam you cant